| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be difficult for [pers pn] [to-vb] | 27 |
|
| 2 | [vb mod] be difficult for [pers pn] [to-vb] | 27 |
|
| 3 | would be difficult for [pers pn] [to-vb] | 11 |
|
| 4 | may be difficult for [pers pn] [to-vb] | 8 |
|
| 5 | [vb mod] be difficult for them [to-vb] | 7 |
|
| 6 | [vb mod] be difficult for you [to-vb] | 6 |
|
| 7 | will be difficult for [pers pn] [to-vb] | 6 |
|
| 8 | [vb mod] be difficult for us [to-vb] | 5 |
|
| 9 | [vb mod] be difficult for him [to-vb] | 5 |
|
