| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] be [vb pp] by | 819 |
|
| 2 | which could be [vb pp] [prep] | 503 |
|
| 3 | [pron] could be [vb pp] by | 259 |
|
| 4 | [Wh det] could be [vb pp] by | 123 |
|
| 5 | which could be [vb pp] by | 113 |
|
| 6 | which could be [verb] by | 113 |
|
| 7 | which could [be] [vb pp] by | 113 |
|
| 8 | which could [be] [vb pp] by | 113 |
|
| 9 | which could be [vb pp] by | 113 |
|
