| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what be [v-ing] on | 652 |
|
| 2 | [verb] what [be] going on | 649 |
|
| 3 | [verb] what [is] [v-ing] on | 374 |
|
| 4 | know what [be] [v-ing] on | 279 |
|
| 5 | [verb] what [was/were] [v-ing] on | 277 |
|
| 6 | [verb] what was [v-ing] on | 276 |
|
| 7 | [verb] what 's [v-ing] on | 246 |
|
| 8 | [vb infin] what [be] [v-ing] on | 203 |
|
| 9 | [to-vb] what [be] [v-ing] on | 177 |
|
| 10 | [verb] what is [v-ing] on | 128 |
|
| 11 | see what [be] [v-ing] on | 111 |
|
| 12 | know what [be] [v-ing] on | 104 |
|
| 13 | [vb base] what [be] [v-ing] on | 100 |
|
| 14 | [vb past] what [be] [v-ing] on | 74 |
|
| 15 | to know what [be] [v-ing] on | 61 |
|
| 16 | understand what [be] [v-ing] on | 61 |
|
| 17 | know what [be] [v-ing] on | 47 |
|
| 18 | to see what [be] [v-ing] on | 44 |
|
| 19 | [v-ing] what [be] [v-ing] on | 43 |
|
| 20 | see what [be] [v-ing] on | 37 |
|
| 21 | knew what [be] [v-ing] on | 37 |
|
| 22 | [vb pp] what [be] [v-ing] on | 37 |
|
| 23 | understand what [be] [v-ing] on | 25 |
|
| 24 | wonder what [be] [v-ing] on | 24 |
|
| 25 | to understand what [be] [v-ing] on | 22 |
|
| 26 | hear what [be] [v-ing] on | 20 |
|
| 27 | [vb -s] what [be] [v-ing] on | 18 |
|
| 28 | see what [be] [v-ing] on | 17 |
|
| 29 | explain what [be] [v-ing] on | 16 |
|
| 30 | wondering what [be] [v-ing] on | 14 |
|
