努力, どりょく
Takes suru, Intransitive
effort, exertion, endeavour, endeavor, hard work, striving
俺はベストを尽くそうと努力している。
にも
Expression
1. also, too, not ... either, as well, even
after the volitional or dictionary form of verb
2. (it's not possible) no matter what, although one might wish otherwise
どんな男にもそれ相当の嫁のきてがあるもの。