Truthfully there just isn't enough information to go by here. Also we don't know what sort of pilot you are so there's no way to know if you're trying to climb too sharply and are causing the wing to stall just after takeoff or you may be trying to lift it off at too low an airspeed. Also "looks fine" seldom is fine unless you've got the trained eye of a good carpenter or cabinet maker for seeing twists and out of square angles. The rest of the world really needs to set up the model and use rulers or levels to check this stuff using a known flat table (checked with levels again) to ensure that you've got a truly flat and level surface as a reference. Otherwise your idea and our idea of "just a little" won't translate.
Typical basics to check for with any model since this would appear to be the case;
[ul][*] Set up the model on the leveled table so that the lower side of the wing by the fuselage is sitting level. Shim up the tail wheel with blocks or whatever until you measure the wing as level to within less than 1/16 inch or use a small level to set the model up.[*] Check that the tail is angled slightly nose down compared to the level wing. The wing's TRUE angle with the flat lower surface level will actually be about 1 degree positive. So the leading edge of the tail should be about 1/16 to 1/8 lower than the trailing edge.[*] Check the wing for warps using either the level again or by measuring with a ruler from the table to the wing leading and trailing edges at a few spots along each wing. Ideally you want BOTH wings to twist slightly for a trailing edge high twist that puts the trailing edge about 3/16 higher than the leading edge at the tips. This will aid in delaying any tip stalling. The two wing twists MUST match up to within 1/16 or less or you will have noticable tendency to roll from the difference. Your repairs need to be accurate and inline to this sort of tolerance. Again "looks OK" seldom is OK since most folks' eyes can't see this sort of tolerance.[*] Ensure that your model balances correctly. THis is super important to making the model fly well. Check your manual for how and where to set the balance point. Tolerance for "good enough" is to place the balance point to within 1/8 inch or less of where you want it to be. When suspended at this point the lower side of the wings should be level, not angled.
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If this is the model you have;
http://secure.hobbyzone.com/HBZ7300.html
then be sure that the Anti Crash Technology is working correctly and doesn't have any glitches. If it seems to "burp" if you wiggle things around then disconnect it since it'll do more harm than good.
If your model is zooming up to 10 feet and then stalling and crashing then you're trying to use too much elevator during the takeoff and first part of the climb. The model does not have rocket like power to weight ratio. You may also be using so much up elevator in the takeoff that it lifts off prematurely with too little airspeed. You need to use lots of up initially to hold the tail down. But once the model starts to roll forward ease off the elevator smoothly so you end up with very little up elevator at lift off. Then control the elevator to hold the model to no more than a 20 degree nose up climb angle. That will prevent the model from stalling then diving back in like you described. The turn you get is more than likely just one wing stalling before the other so the "stall" also drops into the first part of a spin all at the same time. But the point is that you let it get too close to the stall speed at too low a height.
The reason you seem to suddenly lose control is that once it is close to or at the stalling point the control surfaces won't work anymore. The rudder and elevator NEED air flowing past them to have any control. That's why your corrections aren't doing any good. And with only 10 feet to get back to speed you run out of altitude before you have enough air speed to use the controls to pull out of the stall. In other words I'd have to say that this is pilot fault and not anything to do with aerodynamics. But check the models warps, alignment and balance. If they all check out then it's time to be honest with yourself and seek some help in learning to fly your model. If you insist on carrying on then at least work on the next takeoff to let off the elevator control so the model doesn't jump off the ground and immediately point strongly towards vertical. Once that happens you may as well turn off the Tx and watch the crash since not much is going to help.
Sorry if this last bit on your abilities sounds harsh but it's hard to sugar coat it. Please accept it as a frank but friendly manner aimed at helping you out.