| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] as it is [verb] | 162 |
|
| 2 | as it is often [verb] | 21 |
|
| 3 | [noun] it is often [verb] | 20 |
|
| 4 | [noun] as it is often | 10 |
|
