| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] out what be [v-ing] on | 44 |
|
| 2 | [to-vb] out what [be] [v-ing] on | 44 |
|
| 3 | [to-vb] out what [be] [v-ing] on | 44 |
|
| 4 | [to-vb] out what [be] going on | 44 |
|
| 5 | to find out what [be] [v-ing] on | 29 |
|
| 6 | [to-vb] out what [is] [v-ing] on | 28 |
|
| 7 | [to-vb] out what 's [v-ing] on | 18 |
|
| 8 | [to-vb] out what [was/were] [v-ing] on | 16 |
|
| 9 | [to-vb] out what was [v-ing] on | 16 |
|
| 10 | [to-vb] out what is [v-ing] on | 10 |
|
| 11 | to work out what [be] [v-ing] on | 6 |
|
