| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] be [adj] for us [verb] | 120 |
|
| 2 | [pers pn] be difficult for [pron] [verb] | 73 |
|
| 3 | [pers pn] be difficult for [pers pn] [verb] | 68 |
|
| 4 | [pers pn] be difficult [prep] us [verb] | 15 |
|
| 5 | [pers pn] be difficult for we [verb] | 15 |
|
| 6 | [pers pn] [be] difficult for us [verb] | 15 |
|
| 7 | [pers pn] be difficult [prep] us [verb] | 15 |
|
| 8 | [pron] be difficult for us [verb] | 15 |
|
| 9 | [pers pn] be difficult for us [verb] | 15 |
|
