| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be [adj] for [pron] [verb] | 647 |
|
| 2 | [pron] be difficult [prep] [pron] [verb] | 73 |
|
| 3 | [pron] [be] difficult for [pron] [verb] | 73 |
|
