| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what be going on in the | 80 |
|
| 2 | what be [v-ing] on in the | 80 |
|
| 3 | what is [v-ing] on in the | 34 |
|
| 4 | what 's [v-ing] on in the | 24 |
|
| 5 | what was [v-ing] on in the | 22 |
|
