| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [pron] [modal v] [vb infin] | 1016 |
|
| 2 | [prep] [pron] [modal v] [adv] [vb infin] | 424 |
|
| 3 | what [pron] [modal v] [adv] [vb infin] | 333 |
|
| 4 | [prep] what [pron] [modal v] [adv] | 109 |
|
| 5 | [prep] what [modal v] [adv] [vb infin] | 47 |
|
