| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] been [vb pp] [that] these | 19 |
|
| 2 | it [vb -s] been [vb pp] that these | 19 |
|
| 3 | it has been [vb pp] [that] these | 18 |
|
| 4 | it [vb -s] been suggested [that] these | 5 |
|
