| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] be difficult for [pers pn] | 88 |
|
| 2 | [pers pn] would be difficult for | 26 |
|
| 3 | [pers pn] would be for [pers pn] | 21 |
|
| 4 | would be difficult for [pers pn] | 13 |
|
