did one's best
力を尽くしたかね
Did you give it your all?
— The Wind Rises (2013)
トムはメアリーを助けるために力を尽くした。
Tom did everything he could to help Mary.
彼はこの十年間平和のために力を尽くした。
He has worked tirelessly for peace over the past ten years.
力を尽くしたが反応がなかった
I did everything I could, but there was no response.
— ROMA/ローマ (2018)