No | Pattern | Freq | Relations |
---|---|---|---|
1 | it is [adj] [prep] | 6079 | |
2 | it be difficult [prep] | 362 | |
3 | it [be] difficult [prep] | 362 | |
4 | it [is] difficult [prep] | 278 | |
5 | [pron] is difficult [prep] | 228 | |
6 | [pers pn] is difficult [prep] | 221 | |
7 | it is difficult [prep] | 218 |