| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about [Wh det] [vb mod] happen to | 18 |
|
| 2 | about what [vb mod] happen to | 18 |
|
| 3 | about [Wh det] would happen to | 9 |
|
| 4 | about [Wh det] will happen to | 5 |
|
