| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [vb past] it [prep] [pers pn] | 212 |
|
| 2 | [vb past] it difficult [prep] [pers pn] | 27 |
|
| 3 | [coord] [vb past] it difficult [prep] | 7 |
|
