| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] be [vb pp] only [prep] | 36 |
|
| 2 | which can be [vb pp] only [prep] | 21 |
|
| 3 | which can be [vb pp] only [prep] | 21 |
|
| 4 | which [modal v] be [vb pp] only by | 18 |
|
| 5 | which could be [vb pp] only [prep] | 13 |
|
| 6 | which could be [vb pp] only [prep] | 13 |
|
