| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adj] for them | 81 |
|
| 2 | [be] difficult for them | 31 |
|
| 3 | be difficult for them | 31 |
|
| 4 | was difficult for [pron] | 27 |
|
| 5 | was difficult for [pers pn] | 25 |
|
| 6 | [was/were] difficult for them | 7 |
|
| 7 | was difficult for them | 5 |
|
| 8 | was difficult [prep] them | 5 |
|
| 9 | was difficult [prep] them | 5 |
|
| 10 | was difficult for they | 5 |
|
