| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] at [det] time | 56 |
|
| 2 | [was/were] [vb pp] at [det] time | 55 |
|
| 3 | [was/were] [verb] at that time | 44 |
|
| 4 | [was/were] [v-ing] at [det] time | 23 |
|
| 5 | were [verb] at [det] time | 23 |
|
| 6 | [was/were] [verb] at this time | 23 |
|
| 7 | [was/were] [verb] at some time | 8 |
|
| 8 | [was/were] do at [det] time | 7 |
|
| 9 | [was/were] known at [det] time | 5 |
|
| 10 | [was/were] know at [det] time | 5 |
|
