| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] [prep] | 142629 |
|
| 2 | [vb pp] in [prep] | 2849 |
|
| 3 | [was/were] [vb pp] in | 1255 |
|
| 4 | [was/were] in [prep] | 183 |
|
