| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun sg] were [adv] | 24 |
|
| 2 | at [noun prp] were [adv] | 24 |
|
| 3 | at school were [adv] | 5 |
|
| 4 | at school were [adv] | 5 |
|
