| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adj] [verb] [conj] | 415 |
|
| 2 | it [adj] [verb] [conj] | 295 |
|
| 3 | [pron] difficult [verb] [conj] | 81 |
|
| 4 | [pers pn] difficult [verb] [conj] | 80 |
|
| 5 | it difficult [verb] [conj] | 79 |
|
| 6 | it difficult [verb] [conj] | 79 |
|
