VERBS + difficult

이 카테고리에 10개의 연어가 있습니다

Frequency:
7+Very Common
4-7Common
<4Less Common
be difficultdifficult
9.5
make sth difficultdifficult
9.0
find sth difficultdifficult
9.0
become difficultdifficult
8.5
get difficultdifficult
8.5
seem difficultdifficult
8.0
prove difficultdifficult
7.5
look difficultdifficult
7.0
sound difficultdifficult
7.0
remain difficultdifficult
6.5