| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [vb pp] that [adj] | 823 |
|
| 2 | it [is] [vb pp] that a | 245 |
|
| 3 | [is] [vb pp] that a [adj] | 108 |
|
| 4 | it [is] [vb pp] a [adj] | 78 |
|
| 5 | it [is] that a [adj] | 5 |
|
