| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] that | 3909 |
|
| 2 | it is [vb pp] that | 3811 |
|
| 3 | it [be] recognized that | 53 |
|
| 4 | it be recognized that | 53 |
|
| 5 | it is recognized [that] | 31 |
|
| 6 | it is recognize that | 31 |
|
| 7 | it [is] recognized that | 31 |
|
| 8 | it is recognized that | 31 |
|
| 9 | [pron] is recognized that | 31 |
|
| 10 | it is recognized [conj] | 31 |
|
