| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [adj] that certain [noun] | 5 |
|
| 2 | it be [adj] that certain [noun] | 16 |
|
| 3 | it [be] [adj] that certain [noun] | 16 |
|
| 4 | it [is] [adj] that certain [noun] | 13 |
|
| 5 | it is [adj] that certain [noun] | 13 |
|
