| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] for him [verb] | 18 |
|
| 2 | [be] difficult for him [verb] | 16 |
|
| 3 | it difficult for him [verb] | 15 |
|
| 4 | it [be] difficult for him | 11 |
|
