| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [adv] [prep] [adj] | 1073 |
|
| 2 | [verb] it [adv] difficult [prep] | 182 |
|
| 3 | [verb] it difficult [prep] [adj] | 35 |
|
| 4 | it [adv] difficult [prep] [adj] | 31 |
|
| 5 | [verb] [adv] difficult [prep] [adj] | 20 |
|
