| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | would have had [noun] | 50 |
|
| 2 | [modal v] have had difficulty | 11 |
|
| 3 | [vb mod] have had difficulty | 11 |
|
| 4 | would have [vb pp] difficulty | 9 |
|
| 5 | would have [verb] difficulty | 9 |
|
| 6 | would [verb] had difficulty | 8 |
|
| 7 | would have had difficulty | 8 |
|
| 8 | would have have difficulty | 8 |
|
