| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be often [vb pp] that [art] | 49 |
|
| 2 | it is often [vb pp] [that] [art] | 44 |
|
| 3 | it be often [vb pp] [that] the | 42 |
|
| 4 | it be often said [that] [art] | 16 |
|
| 5 | it be often claimed [that] [art] | 5 |
|
| 6 | it be often assumed [that] [art] | 5 |
|
| 7 | it be often [vb pp] [that] a | 5 |
|
