| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] [prep] [be] | 1327 |
|
| 2 | [ex0] [was/were] [prep] [be] | 252 |
|
| 3 | [ex0] [was/were] [adv] [prep] | 192 |
|
