| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [adj] for [pron] [to-vb] | 199 |
|
| 2 | was [adj] for [pron] [to-vb] | 184 |
|
| 3 | [be] difficult for [pron] [to-vb] | 116 |
|
| 4 | be difficult for [pron] [to-vb] | 116 |
|
| 5 | was difficult for [pron] [verb] | 20 |
|
| 6 | [was/were] difficult for [pron] [to-vb] | 20 |
|
| 7 | was difficult [prep] [pron] [to-vb] | 20 |
|
| 8 | was difficult for [pron] [to-vb] | 20 |
|
