i'm looking for a phrase

[a p p l e m a n]

i'm looking for a phrase

It's kinda slang, it's like u r saying something is so hard to do something that u r braking your teah over it or because of it... anyone has a clue? i have promissed my friend i will find it....

 

[רוקד עם שבלולים]

bust your chops?

 

[a p p l e m a n]

I think that what u have worte

is when u hit someone or when u r being hit by someone. what i'm looking for is when u have for instance a quize that is very hard or a big problem u r trying to solve and u r "breaking your teeth on the problem" there is a phrase , and i can't remember...

 

[hadasush12]

not accurate

when you say in hebrew "you're breaking your teeth" over something it's because of having difficulties in pronunciation. for instance: How much wood would a woodchuck chuck if a woodchuck could chuck wood? or "גנן גידל דגן בגן, דגן גדול גדל בגן" you need to be more specific

Hadas