| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [modal v] i [vb infin] [prep] | 260 |
|
| 2 | what could [pron] [vb infin] [prep] | 44 |
|
| 3 | [pron] could i [vb infin] [prep] | 9 |
|
| 4 | what could i [verb] [prep] | 7 |
|
| 5 | what could i [vb infin] [prep] | 7 |
|
