| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what happen be [that] [prep] | 5 |
|
| 2 | [Wh det] happen be [that] [prep] | 5 |
|
| 3 | what happen be [that] [prep] | 5 |
|
| 4 | [pron] happen be [that] [prep] | 5 |
|
