| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] common [prep] | 111 |
|
| 2 | [be] quite common [prep] | 69 |
|
| 3 | it [be] quite common | 69 |
|
| 4 | it [be] quite [prep] | 23 |
|
