| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] a | 10029 |
|
| 2 | [prep] [adv] a | 6059 |
|
| 3 | [was/were] [prep] a | 5878 |
|
| 4 | [was/were] [prep] [adv] | 1882 |
|
