He has been 'struggling' with the problem of how to keep good workers from leaving.
She is 'struggling' with her health. [=she is having problems with her health]
She was 'struggling' with the door. [=trying to open the door]
(..) But what about the head of the mother? With her dead and cold in the bog, is it not enough to return one monster's head? Did you kill her? Would you like to hear the story of my struggle against this monstrous hag? Huh, she's no hag, Beowulf. We both know that. But answer me, did you kill her ? (..)2007 Beowulf