| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [conj] [pron] [adv] | 1115 |
|
| 2 | [conj] [pron] [adv] happen | 227 |
|
| 3 | [coord] [pron] [adv] happen | 110 |
|
| 4 | [coord] [conj] [pron] happen | 87 |
|
