| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] what was going on | 14 |
|
| 2 | [vb past] [to-vb] what be going on | 11 |
|
| 3 | [vb past] know what be going on | 11 |
|
| 4 | [vb past] to know what be going on | 8 |
|
