| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [prep] this | 699 |
|
| 2 | it [is] because [prep] | 121 |
|
| 3 | [is] because [prep] this | 24 |
|
| 4 | it [is] because this | 11 |
|
