No | Pattern | Freq | Relations |
---|---|---|---|
1 | it is difficult [verb] | 1529 | |
2 | it is difficult [to-vb] | 1523 | |
3 | it is [adj] to think | 168 | |
4 | it be difficult to think | 30 | |
5 | it [be] difficult to think | 30 | |
6 | it [is] difficult to think | 26 | |
7 | [pron] is difficult to think | 22 | |
8 | it is difficult think | 22 | |
9 | it is difficult to think | 22 | |
10 | [pers pn] is difficult to think | 22 |