| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] be [vb pp] | 6502 |
|
| 2 | [pron] could be [vb pp] | 3610 |
|
| 3 | [Wh det] could be [vb pp] | 1072 |
|
| 4 | which could be [verb] | 903 |
|
| 5 | which could be [vb pp] | 894 |
|
| 6 | which could [be] [vb pp] | 894 |
|
| 7 | which could [be] [vb pp] | 894 |
|
| 8 | which could be [vb pp] | 894 |
|
