| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [was/were] because [prep] the | 23 |
|
| 2 | it was because [prep] the | 23 |
|
| 3 | it [was/were] because of the | 22 |
|
| 4 | it [was/were] because of the | 22 |
|
