| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] [verb] that | 2263 |
|
| 2 | it [be] often [verb] [conj] | 181 |
|
| 3 | [pron] [be] often [verb] that | 165 |
|
| 4 | it [be] often [verb] that | 163 |
|
| 5 | it [be] often [verb] [that] | 163 |
|
