| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] [adj] a [noun sg] | 82 |
|
| 2 | [be] [v-ing] [prep] [adj] a [noun sg] | 47 |
|
| 3 | [was/were] [v-ing] [prep] [adj] [art] [noun sg] | 20 |
|
| 4 | [was/were] [v-ing] [prep] [adj] a [noun] | 11 |
|
