| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what happen to | 89 |
|
| 2 | what [adv] happen to | 25 |
|
| 3 | [adv] what [adv] happen | 25 |
|
| 4 | [adv] [adv] happen to | 18 |
|
