| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] [verb] | 23513 |
|
| 2 | [was/were] [verb] for | 10708 |
|
| 3 | it [verb] for | 1558 |
|
| 4 | it [was/were] for | 544 |
|
