| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it is [adv] | 1178 |
|
| 2 | [verb] it is [adv] | 793 |
|
| 3 | [verb] [pron] is often | 40 |
|
| 4 | [verb] it [be] often | 31 |
|
| 5 | [verb] it be often | 31 |
|
| 6 | [verb] it [is] often | 23 |
|
| 7 | [verb] it is often | 14 |
|
