| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | because it [modal v] [verb] | 426 |
|
| 2 | is because it [verb] | 38 |
|
| 3 | is it [modal v] [verb] | 13 |
|
| 4 | is because it [modal v] | 10 |
|
