| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [pron] [verb] [adv] | 10434 |
|
| 2 | [pron] [verb] [adv] happen | 461 |
|
| 3 | [vb base] [pron] [verb] happen | 123 |
|
| 4 | [vb base] [pron] [adv] happen | 16 |
|
