ADJ

bone, skin

VERB + GRAFT

do
Doctors are hoping to do a bone graft to repair the damaged bone

GRAFT + VERB

take
If the skin graft takes, then surgeons will do another operation a few weeks later

ADJ

hard
Starting a new business involves a lot of hard graft

VERB + GRAFT

do
Most of the graft was done for them by their assistants