| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [coord] it is difficult | 6 |
|
| 2 | [adj] [coord] [pers pn] is difficult | 6 |
|
| 3 | [adj] [coord] it is difficult | 6 |
|
| 4 | [adj] and [pron] is difficult | 5 |
|
