| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what was going on | 276 |
|
| 2 | [vb past] [pron] was going on | 81 |
|
| 3 | [vb past] what [be] going on | 74 |
|
| 4 | [vb past] what be going on | 74 |
|
| 5 | [vb past] what [was/were] going on | 71 |
|
| 6 | [vb past] what was going on | 71 |
|
| 7 | [vb past] what was going [adv prt] | 71 |
|
| 8 | [vb past] what was going [adv] | 71 |
|
| 9 | [vb past] what was going on | 71 |
|
| 10 | [vb past] [Wh det] was going on | 71 |
|
| 11 | [vb past] what was [verb] on | 71 |
|
| 12 | [vb past] what was [v-ing] on | 71 |
|
| 13 | [vb past] what was go on | 71 |
|
