| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | since it [was/were] [verb] | 200 |
|
| 2 | [noun prp] it [was/were] [verb] | 172 |
|
| 3 | [noun prp] since it [verb] | 24 |
|
| 4 | [noun prp] since it [was/were] | 10 |
|
