| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] a | 240312 |
|
| 2 | [was/were] [verb] [prep] | 172506 |
|
| 3 | [was/were] [verb] a | 9915 |
|
| 4 | [was/were] [prep] a | 5878 |
|
