| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [vb pp] at the time | 87 |
|
| 2 | was [v-ing] at the time | 43 |
|
| 3 | was working at the time | 6 |
|
| 4 | was work at the time | 6 |
|
| 5 | was make at the time | 5 |
|
| 6 | was say at the time | 5 |
|
