| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [prep] [adv] | 1882 |
|
| 2 | [was/were] [adv] at | 1111 |
|
| 3 | [prep] [adv] at | 391 |
|
| 4 | [was/were] [prep] at | 31 |
|
