| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] what [modal v] happen [prep] | 43 |
|
| 2 | [coord] [pron] [modal v] happen to | 37 |
|
| 3 | [coord] what [modal v] [vb infin] to | 37 |
|
| 4 | [coord] what [modal v] [verb] to | 37 |
|
| 5 | [coord] [Wh det] [modal v] happen to | 32 |
|
| 6 | [conj] what [modal v] happen to | 32 |
|
| 7 | [coord] what [modal v] happen to | 32 |
|
| 8 | [coord] what [modal v] happen to | 32 |
|
