| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [adv] happen to | 25 |
|
| 2 | what [adv] happen to | 25 |
|
| 3 | what [adv] happened to | 18 |
|
| 4 | what [adv] happens to | 7 |
|
| 5 | what ever happen to | 5 |
|
| 6 | what ever happen to | 5 |
|
