| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [pron] [modal v] [adv] [verb] | 3121 |
|
| 2 | [conj] [pron] [modal v] [adv] happen | 36 |
|
| 3 | [subord] [pron] [modal v] [adv] happen | 5 |
|
