| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] be [verb] for [pron] | 11 |
|
| 2 | could [adv] be [vb pp] for [pron] | 7 |
|
| 3 | could [adv] be [verb] for [pron] | 7 |
|
