| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [vb pp] [prep] a | 13347 |
|
| 2 | [be] [vb pp] at a | 1866 |
|
| 3 | be [vb pp] at a | 1866 |
|
| 4 | was [vb pp] at [art] | 1740 |
|
| 5 | [was/were] [vb pp] at a | 613 |
|
| 6 | was [verb] at a | 562 |
|
