| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] happened to | 54 |
|
| 2 | be [adv] [pron] to | 42 |
|
| 3 | be [adv] [pron] happened | 42 |
|
| 4 | be [pron] happened to | 33 |
|
