| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be because [prep] | 587 |
|
| 2 | [be] because [prep] | 587 |
|
| 3 | was [conj] [prep] | 558 |
|
| 4 | was [subord] [prep] | 228 |
|
| 5 | [was/were] because [prep] | 193 |
|
| 6 | was because [prep] | 187 |
|
