| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could be [vb pp] [prep] | 1526 |
|
| 2 | what [modal v] be [vb pp] [prep] | 547 |
|
| 3 | what [vb mod] be [vb pp] [prep] | 547 |
|
| 4 | what could be [verb] [prep] | 85 |
|
| 5 | what could be [vb pp] [prep] | 84 |
|
| 6 | what could be [vb pp] [prep] | 84 |
|
| 7 | what could [be] [vb pp] [prep] | 84 |
|
| 8 | what could be [vb pp] [prep] | 84 |
|
| 9 | what could [be] [vb pp] [prep] | 84 |
|
