| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [verb] [prep] [be] [adj] | 413 |
|
| 2 | it [be] [verb] [prep] [be] hard | 12 |
|
| 3 | [pers pn] [be] [verb] [prep] [be] hard | 12 |
|
| 4 | [pron] [be] [verb] [prep] [be] hard | 12 |
|
| 5 | it [be] [verb] [prep] [be] hard | 11 |
|
| 6 | it [be] [verb] [prep] [be] hard | 11 |
|
