Let's say you use 1,2,3,4,q,e,z,x,c,v,f,r,t
That's 13 buttons directly around your left hand. Then you have ALT, Shift and Control. So that's 39 keys. You can also make a macro to switch to a hidden bar behind your main bar for an extra 12 slots on the same keybinds.
You have access to 51 different keybinds with just those few buttons.
You're not out of keybinds.