No | Pattern | Freq | Relations |
---|---|---|---|
1 | be difficult [prep] [be] sure | 18 | |
2 | [be] difficult [prep] [be] sure | 18 | |
3 | [is] difficult [prep] [be] sure | 13 | |
4 | [adv] difficult [prep] [be] sure | 11 | |
5 | [adv] difficult [prep] [be] sure | 11 | |
6 | is difficult [prep] [be] sure | 9 | |
7 | was difficult [prep] [be] sure | 5 | |
8 | [was/were] difficult [prep] [be] sure | 5 | |
9 | difficult [prep] [be] sure [conj] | 8 | |
10 | difficult [prep] [be] sure [prep] | 7 | |
11 | difficult [prep] [be] sure [prep] | 7 | |
12 | difficult [prep] [be] sure of | 6 | |
13 | difficult [prep] [be] sure [pron] | 6 | |
14 | difficult [prep] [be] sure of | 6 | |
15 | difficult [prep] [be] sure that | 5 | |
16 | difficult [prep] [be] sure [that] | 5 | |
17 | difficult [prep] [be] sure that | 5 |