| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [verb] [adv] [conj] | 229 |
|
| 2 | which could be [verb] [adv] | 111 |
|
| 3 | which could be [verb] [conj] | 87 |
|
| 4 | which could [verb] [adv] [conj] | 7 |
|
