| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at this [noun sg] | 63 |
|
| 2 | [was/were] [vb pp] at this [noun] | 47 |
|
| 3 | was [verb] at this [noun] | 42 |
|
| 4 | [was/were] [verb] at this time | 23 |
|
| 5 | [was/were] [verb] at this time | 23 |
|
| 6 | were [verb] at this [noun] | 21 |
|
| 7 | [was/were] [v-ing] at this [noun] | 15 |
|
| 8 | [was/were] [verb] at this stage | 11 |
|
| 9 | [was/were] [verb] at this stage | 11 |
|
