| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [prep] | 172506 |
|
| 2 | [was/were] [vb pp] [prep] | 142629 |
|
| 3 | [be] done [prep] | 4199 |
|
| 4 | [was/were] do [prep] | 1036 |
|
