| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] it difficult [verb] [noun] | 32 |
|
| 2 | [vb base] it difficult [to-vb] [noun] | 32 |
|
| 3 | find it difficult [verb] [noun] | 27 |
|
| 4 | [vb base] it difficult [verb] [noun sg] | 15 |
|
| 5 | [vb base] it difficult [verb] [noun pl] | 13 |
|
| 6 | make it difficult [verb] [noun] | 5 |
|
