| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] [verb] it | 6155 |
|
| 2 | [noun] [verb] it difficult | 342 |
|
| 3 | [adj] [verb] it difficult | 50 |
|
| 4 | [adj] [noun] [verb] difficult | 47 |
|
