| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [pron] [adv] | 7970 |
|
| 2 | [pron] [adv] happen | 954 |
|
| 3 | but [pron] happen | 240 |
|
| 4 | but [adv] happen | 5 |
|
