| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adj] for them | 100 |
|
| 2 | be [adj] for them | 90 |
|
| 3 | be difficult for [pron] | 57 |
|
| 4 | be difficult for [pers pn] | 46 |
|
| 5 | be difficult for them | 31 |
|
| 6 | [be] difficult for them | 31 |
|
| 7 | be difficult [prep] them | 9 |
|
| 8 | be difficult for they | 9 |
|
| 9 | be difficult for them | 9 |
|
| 10 | [be] difficult for them | 9 |
|
