| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [vb past] [pron] [adj] | 668 |
|
| 2 | [adj] [vb past] [pron] [adj] | 383 |
|
| 3 | [adj] [verb] [pron] difficult | 53 |
|
| 4 | [adj] [vb past] [pron] difficult | 11 |
|
