| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] that [verb] [pers pn] difficult | 6 |
|
| 2 | [adj] [noun] that [verb] it difficult | 6 |
|
| 3 | [adj] [noun] that make [pers pn] difficult | 6 |
|
