| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] and [verb] | 541 |
|
| 2 | you [vb infin] and [verb] | 273 |
|
| 3 | could you [vb infin] [verb] | 56 |
|
| 4 | could you [vb infin] and | 12 |
|
