| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but perhaps it [vb mod] be | 8 |
|
| 2 | but perhaps it [vb mod] be | 8 |
|
| 3 | but perhaps it [vb mod] [be] | 8 |
|
| 4 | but perhaps it [vb mod] [be] | 8 |
|
| 5 | but perhaps it [vb mod] [verb] | 5 |
|
| 6 | but perhaps it [vb mod] [vb infin] | 5 |
|
