| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [was/were] [verb] [prep] [det] | 3510 |
|
| 2 | [noun] [was/were] [verb] at [adj] | 810 |
|
| 3 | [noun] [be] [verb] at [det] | 468 |
|
