| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] be difficult for [pers pn] [to-vb] | 68 |
|
| 2 | it be difficult for [pers pn] [to-vb] | 68 |
|
| 3 | [pers pn] be difficult for [pers pn] [to-vb] | 68 |
|
| 4 | [pers pn] is difficult for [pers pn] [to-vb] | 39 |
|
| 5 | [pers pn] was difficult for [pers pn] [to-vb] | 17 |
|
| 6 | [pers pn] be difficult for us [to-vb] | 15 |
|
| 7 | [pers pn] be difficult for them [to-vb] | 15 |
|
| 8 | [pers pn] be difficult for me [to-vb] | 13 |
|
| 9 | [pers pn] 's difficult for [pers pn] [to-vb] | 12 |
|
| 10 | [pers pn] be difficult for him [to-vb] | 10 |
|
| 11 | [pers pn] be difficult for her [to-vb] | 7 |
|
| 12 | [pers pn] be difficult for you [to-vb] | 7 |
|
