| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] [vb past] it difficult | 28 |
|
| 2 | [adj] [noun] made it difficult | 23 |
|
| 3 | [adj] [noun sg] [vb past] it difficult | 19 |
|
| 4 | [adj] [noun pl] [vb past] it difficult | 16 |
|
| 5 | [adj] [noun] found it difficult | 13 |
|
| 6 | [det] [noun] [vb past] it difficult | 6 |
|
