| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] could [adv] be [vb pp] | 1445 |
|
| 2 | [noun sg] could [adv] be [adj] | 116 |
|
| 3 | could [adv] be [vb pp] [adj] | 82 |
|
| 4 | [noun sg] could be [vb pp] [adj] | 65 |
|
