| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] [verb] that | 2263 |
|
| 2 | it be often [verb] that | 163 |
|
| 3 | it be [adv] often [verb] | 45 |
|
| 4 | it be [adv] often that | 21 |
|
| 5 | be [adv] often [verb] that | 8 |
|
