| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is often [vb pp] that [noun] | 42 |
|
| 2 | it is often [vb pp] [that] [noun pl] | 17 |
|
| 3 | it is often said [that] [noun] | 14 |
|
| 4 | it is often [vb pp] [that] [noun sg] | 14 |
|
| 5 | it is often assumed [that] [noun] | 11 |
|
| 6 | it is often [vb pp] [that] [noun prp] | 8 |
|
| 7 | it is often argued [that] [noun] | 6 |
|
