| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [modal v] not be | 1338 |
|
| 2 | [coord] [vb mod] not be | 1338 |
|
| 3 | [coord] could [adv] be | 304 |
|
| 4 | [conj] could not be | 210 |
|
| 5 | [coord] could [not/n't] be | 161 |
|
| 6 | [coord] could not be | 161 |
|
| 7 | [coord] could not be | 131 |
|
| 8 | [coord] could not [be] | 131 |
|
