| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | would have [be] difficult | 58 |
|
| 2 | would [verb] [been] difficult | 58 |
|
| 3 | would [vb infin] [be] difficult | 58 |
|
| 4 | would [verb] be difficult | 58 |
|
| 5 | would [verb] [be] difficult | 58 |
|
| 6 | would [verb] been difficult | 58 |
|
| 7 | would have [be] difficult | 57 |
|
