| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] could [adv] be | 598 |
|
| 2 | [adj] [noun sg] could be [prep] | 77 |
|
| 3 | [noun sg] could [adv] be [prep] | 37 |
|
| 4 | [adj] could [adv] be [prep] | 10 |
|
