| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which could [adv] be [verb] | 326 |
|
| 2 | could [adv] be [verb] to | 237 |
|
| 3 | which could be [verb] to | 52 |
|
| 4 | which [adv] be [verb] to | 9 |
|
| 5 | which could [adv] [verb] to | 7 |
|
