| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [adv] to | 1815 |
|
| 2 | [pron] [vb past] happen to | 269 |
|
| 3 | [pron] [adv] happen to | 158 |
|
| 4 | [pron] [vb past] [adv] happen | 116 |
|
| 5 | [vb past] [adv] happen to | 32 |
|
