| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what 's happening to | 80 |
|
| 2 | [Wh det] 's happening to | 80 |
|
| 3 | what 's happening to | 80 |
|
| 4 | it 's happening to | 5 |
|
| 5 | it 's happening to | 5 |
|
| 6 | [pers pn] 's happening to | 5 |
|
