| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is often [vb pp] that [noun pl] | 17 |
|
| 2 | it is often [verb] that [noun pl] | 17 |
|
| 3 | it is often assume that [noun pl] | 6 |
|
| 4 | it is often assumed that [noun pl] | 6 |
|
| 5 | it is often say that [noun pl] | 5 |
|
| 6 | it is often said that [noun pl] | 5 |
|
