| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [noun] | 7200 |
|
| 2 | [modal v] be [noun] | 7200 |
|
| 3 | could be [noun] | 542 |
|
| 4 | could [be] [noun] | 542 |
|
| 5 | could be [noun] | 542 |
|
| 6 | could [be] [noun] | 542 |
|
