| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [noun] [prep] | 9979 |
|
| 2 | it [was/were] [prep] | 9027 |
|
| 3 | it [was/were] [noun] | 6932 |
|
| 4 | it [noun] [prep] | 592 |
|
