| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be frequently [verb] that | 19 |
|
| 2 | it [be] frequently [vb pp] that | 19 |
|
| 3 | it [is] frequently [verb] that | 16 |
|
| 4 | it is frequently [verb] that | 16 |
|
| 5 | it [be] frequently said that | 6 |
|
| 6 | it [be] frequently say that | 6 |
|
