| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as it [is] often [verb] | 21 |
|
| 2 | as [pron] [is] often [verb] | 21 |
|
| 3 | as it [is] often [verb] | 21 |
|
| 4 | as [pers pn] [is] often [verb] | 21 |
|
| 5 | as [is] [adv] often [verb] | 5 |
|
| 6 | as [is] so often [verb] | 5 |
|
| 7 | as [is] so often [verb] | 5 |
|
| 8 | as [is] [adv] often [verb] | 5 |
|
| 9 | as [is] often [verb] [prep] | 5 |
|
| 10 | as [is] often [verb] [prep] | 5 |
|
