| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] difficult for [pron] [to-vb] | 65 |
|
| 2 | [pers pn] [adj] for he [to-vb] | 57 |
|
| 3 | [pers pn] difficult for he [verb] | 15 |
|
| 4 | [pers pn] difficult for he [to-vb] | 15 |
|
| 5 | [pers pn] difficult [prep] he [to-vb] | 15 |
|
| 6 | [pers pn] difficult [prep] he [to-vb] | 15 |
|
| 7 | [pron] difficult for he [to-vb] | 15 |
|
