to make the effort to do something:
(để nỗ lực làm điều gì đó)
[ + to infinitive ]
Ex: He hasn't even bothered towrite.You could have phoned us but you just didn't bother.
[ + -ing verb ]
Ex: Don't bother making the bed - I'll do it later.
[ + -ing verb or + to infinitive ]
Ex: You'd have found it if you'd bothered looking/to look.