| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [vb pp] that | 3811 |
|
| 2 | [Wh det] it is [vb pp] | 665 |
|
| 3 | [Wh det] it is that | 148 |
|
| 4 | [Wh det] is [vb pp] that | 9 |
|
