| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] going on at the [noun sg] | 9 |
|
| 2 | [was/were] going on at the [noun] | 9 |
|
| 3 | [be] going on at the time | 7 |
|
| 4 | [was/were] going [adv] at the time | 6 |
|
| 5 | [was/were] going [adv prt] at the time | 6 |
|
| 6 | [was/were] going on at [art] time | 5 |
|
| 7 | [was/were] go on at the time | 5 |
|
| 8 | [was/were] [verb] on at the time | 5 |
|
| 9 | [was/were] going on at the time | 5 |
|
| 10 | [was/were] going on at the time | 5 |
|
| 11 | [was/were] going on [prep] the time | 5 |
|
| 12 | [was/were] going on [prep] the time | 5 |
|
| 13 | [was/were] [v-ing] on at the time | 5 |
|
| 14 | [was/were] going on at the time | 5 |
|
