| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [was/were] at | 592 |
|
| 2 | [noun prp] [was/were] [noun pl] | 223 |
|
| 3 | [was/were] at [noun pl] | 173 |
|
| 4 | [noun prp] at [noun pl] | 156 |
|
