| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as it is [adv] | 608 |
|
| 2 | as it is [adv] | 528 |
|
| 3 | [conj] it is often | 213 |
|
| 4 | as [pron] is often | 36 |
|
| 5 | as it [be] often | 34 |
|
| 6 | as it be often | 34 |
|
| 7 | as it is often | 30 |
|
| 8 | as it [is] often | 30 |
|
