| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] at [num] | 529 |
|
| 2 | they [was/were] [verb] at | 256 |
|
| 3 | they [was/were] [verb] [num] | 122 |
|
| 4 | they [verb] at [num] | 61 |
|
