| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [be] difficult [prep] | 22 |
|
| 2 | [vb mod] have [be] difficult [prep] | 22 |
|
| 3 | would have [be] difficult [prep] | 16 |
|
| 4 | would have [be] difficult [prep] | 16 |
|
| 5 | have [be] [adv] difficult [prep] | 8 |
|
| 6 | have [be] [adv] difficult [prep] | 8 |
|
| 7 | have [be] difficult [to-vb] [prep] | 6 |
|
| 8 | have [be] difficult [verb] [prep] | 6 |
|
| 9 | have [be] difficult [prep] [art] | 10 |
|
| 10 | have [be] difficult [prep] [art] | 10 |
|
| 11 | have [be] difficult [prep] the | 8 |
|
| 12 | have [be] difficult [prep] the | 8 |
|
| 13 | have [be] difficult [prep] [pron] | 7 |
|
| 14 | have [be] difficult [prep] [pers pn] | 5 |
|
