| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adj] for him [verb] | 161 |
|
| 2 | be difficult for [pron] [verb] | 117 |
|
| 3 | be difficult for [pers pn] [verb] | 106 |
|
| 4 | be difficult [prep] him [verb] | 16 |
|
| 5 | [be] difficult for him [verb] | 16 |
|
| 6 | be difficult for he [verb] | 16 |
|
