| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at [noun] | 11283 |
|
| 2 | was [vb pp] at | 4570 |
|
| 3 | was [vb pp] [noun] | 3298 |
|
| 4 | was at [noun] | 1490 |
|
