| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [vb pp] [prep] | 97887 |
|
| 2 | it was [vb pp] | 18924 |
|
| 3 | it was [prep] | 8851 |
|
| 4 | it [vb pp] [prep] | 716 |
|
