| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could be [vb pp] to | 519 |
|
| 2 | this [noun] could be [vb pp] | 198 |
|
| 3 | this could be [vb pp] to | 11 |
|
| 4 | this [noun] be [vb pp] to | 6 |
|
