| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] | 477793 |
|
| 2 | be [vb pp] [prep] | 477770 |
|
| 3 | [was/were] [vb pp] [prep] | 142628 |
|
| 4 | was [verb] [prep] | 118255 |
|
| 5 | was [vb pp] [prep] | 97888 |
|
