| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [verb] [adv] | 9790 |
|
| 2 | [Wh det] [vb -s] [adv] | 3915 |
|
| 3 | [Wh det] happen [adv] | 389 |
|
| 4 | [pron] happens [adv] | 267 |
|
| 5 | [Wh det] happens [adv] | 192 |
|
