| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it difficult [verb] [coord] [verb] | 13 |
|
| 2 | find it difficult [verb] [coord] [verb] | 10 |
|
| 3 | it [adv] difficult [verb] [coord] [verb] | 8 |
|
| 4 | it [adv] difficult [verb] [coord] [verb] | 8 |
|
| 5 | it [be] difficult [verb] [coord] [verb] | 6 |
|
| 6 | it be difficult [verb] [coord] [verb] | 6 |
|
