| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] that a | 242 |
|
| 2 | it is [vb pp] that [adj] | 209 |
|
| 3 | is [vb pp] that a [adj] | 98 |
|
| 4 | it is [vb pp] a [adj] | 24 |
|
