| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have be [noun] [noun] | 25 |
|
| 2 | could [adv] have be [noun] | 23 |
|
| 3 | could [adv] be [noun] [noun] | 20 |
|
| 4 | could have be [noun] [noun] | 15 |
|
