| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] could [adv] be | 148 |
|
| 2 | could [adv] be [noun] | 105 |
|
| 3 | [noun prp] [adv] be [noun] | 31 |
|
| 4 | [noun prp] could be [noun] | 12 |
|
