| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] for some | 306 |
|
| 2 | [be] difficult for [adj] | 62 |
|
| 3 | [be] difficult [prep] some | 10 |
|
| 4 | [be] difficult [prep] some | 10 |
|
| 5 | [be] difficult for some | 7 |
|
