| trouble(verb, disturb, worry, regard, effort) |
| be at pains |
| bother(verb, take, trouble, disturb, worry) |
| buck(verb, support, force, maintain, determine) |
| care(verb, oversee, tend, supervise, mothering) |
| concern(verb, trouble, disturb, worry, affect) |
| exert oneself(verb, expression, support, force, maintain) |
| fight(verb, support, oppose, belief, apply) |
| hammer away(verb, expression, phrasal verb, support, force) |
| hassle(verb, support, force, maintain, determine) |
| push forward(verb, expression, phrasal verb, support, force) |
| strive(verb, support, force, maintain, determine) |
| struggle(verb, support, force, maintain, determine) |
| take on(verb, expression, phrasal verb, support, force) |
| address(verb, determine, strain, struggle, try) |
| affect personally(verb, expression, trouble, disturb, worry) |
| aim(verb, determine, strain, struggle, try) |
| apply(verb, determine, strain, fight, struggle) |
| apply to(verb, expression, phrasal verb, trouble, disturb) |
| argue(verb, support, force, maintain, oppose) |