| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [coord] | 24847 |
|
| 2 | [pron] difficult [verb] | 1153 |
|
| 3 | difficult [verb] [coord] | 376 |
|
| 4 | [pron] difficult [coord] | 22 |
|
