| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happened to [pron] | 447 |
|
| 2 | [adv] [pron] happened to | 54 |
|
| 3 | [adv] happened to [pron] | 29 |
|
| 4 | [adv] [pron] to [pron] | 23 |
|
