| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] is difficult for [pers pn] | 49 |
|
| 2 | it is difficult for [pers pn] | 49 |
|
| 3 | [pers pn] is difficult for us | 16 |
|
| 4 | [pers pn] is difficult for them | 13 |
|
| 5 | [pers pn] is difficult for me | 8 |
|
| 6 | [pers pn] is difficult for him | 5 |
|
