| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [prep] a [noun] [noun] | 453 |
|
| 2 | [prep] [subord] a [noun] [noun] | 34 |
|
| 3 | [was/were] [prep] [subord] a [noun] | 25 |
|
