| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [adj] [to-vb] [prep] [adj] | 85 |
|
| 2 | [verb] it [adj] [to-vb] [prep] [adj] | 77 |
|
| 3 | [verb] [pron] difficult [to-vb] [prep] [adj] | 24 |
|
| 4 | [verb] [pers pn] difficult [to-vb] [prep] [adj] | 23 |
|
| 5 | [verb] it difficult [verb] [prep] [adj] | 22 |
|
| 6 | [verb] it difficult [to-vb] [prep] [adj] | 22 |
|
| 7 | [verb] it difficult [to-vb] [prep] [adj] | 22 |
|
| 8 | [verb] it difficult [to-vb] [prep] [adj] | 22 |
|
