| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] is difficult for [pers pn] | 49 |
|
| 2 | [conj] [pers pn] is difficult for | 44 |
|
| 3 | [conj] [pers pn] is for [pers pn] | 37 |
|
