| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is because [prep] | 59 |
|
| 2 | it is because [prep] | 59 |
|
| 3 | it is because [prep] | 59 |
|
| 4 | it is because of | 53 |
|
| 5 | it is because of | 53 |
|
