| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] at the time | 141 |
|
| 2 | [was/were] [vb pp] [adv prt] at the | 129 |
|
| 3 | [vb pp] [adv prt] at the time | 27 |
|
| 4 | [was/were] [adv prt] at the time | 14 |
|
