| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it difficult [to-vb] [adj] [noun] [prep] | 32 |
|
| 2 | it difficult [to-vb] [adj] [noun pl] [prep] | 18 |
|
| 3 | it difficult [to-vb] [adj] [noun] [prep] | 16 |
|
| 4 | it difficult [to-vb] [det] [noun] [prep] | 11 |
|
| 5 | it difficult [to-vb] [adj] [noun sg] [prep] | 11 |
|
| 6 | it difficult [to-vb] [adj] [noun] of | 8 |
|
| 7 | it difficult [to-vb] [adj] [noun] of | 8 |
|
| 8 | it difficult [to-vb] [adj] [noun] in | 8 |
|
| 9 | it difficult [to-vb] [adj] [noun] in | 8 |
|
