| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [adv] [adj] [verb] [conj] | 87 |
|
| 2 | [pron] [adv] difficult [verb] [conj] | 22 |
|
| 3 | [pers pn] [adv] difficult [verb] [conj] | 20 |
|
| 4 | it [adv] difficult [verb] [conj] | 19 |
|
| 5 | it [adv] difficult [verb] [conj] | 19 |
|
