| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] it is [vb pp] [that] | 201 |
|
| 2 | it is often [vb pp] [that] | 150 |
|
| 3 | [noun] it is often [vb pp] | 20 |
|
| 4 | [noun] is often [vb pp] [that] | 6 |
|
