| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] out what is going on | 15 |
|
| 2 | [verb] out [Wh det] is going on | 15 |
|
| 3 | find out [Wh det] is going on | 11 |
|
| 4 | [to-vb] out [Wh det] is going on | 10 |
|
| 5 | to find out [Wh det] is going on | 7 |
|
