| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what be going on | 649 |
|
| 2 | understand what be [verb] on | 61 |
|
| 3 | understand what be going on | 61 |
|
| 4 | understand what be [v-ing] on | 61 |
|
| 5 | understand [Wh det] be going on | 61 |
|
| 6 | understand what be go on | 61 |
|
| 7 | understand what [be] going on | 61 |
|
| 8 | understand what be going [adv] | 61 |
|
| 9 | understand [pron] be going on | 61 |
|
