Common Idioms:
* Go the extra mile: This idiom means to put in extra effort or do more than what is required.
* Leave no stone unturned: This idiom signifies thoroughness and diligence in searching for a solution or completing a task.
* Pull out all the stops: This idiom implies using every available resource and effort to achieve success.
* Give it your all: This idiom means to dedicate your full energy and focus to something.
More Specific Idioms:
* Burn the midnight oil: This idiom means working late into the night to finish a project.
* Work your fingers to the bone: This idiom describes someone who works extremely hard and diligently.
* Go above and beyond: This idiom signifies exceeding expectations and going beyond what is normally expected.
The best idiom to use depends on the specific context and the tone you want to convey. For example, "go the extra mile" is a more general and positive idiom, while "burn the midnight oil" implies a more intense and possibly stressful effort.