| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [adv] [verb] to | 504 |
|
| 2 | [pron] [adv] happen to | 158 |
|
| 3 | [Wh det] [adv] happen to | 49 |
|
| 4 | which [adv] happen [prep] | 26 |
|
| 5 | which [adv] happen [prep] | 26 |
|
| 6 | which [adv] happen to | 22 |
|
| 7 | which [adv] happen to | 22 |
|
| 8 | which [adv] happen to | 22 |
|
