| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] recognized that | 27 |
|
| 2 | it [is] [adv] recognized that | 20 |
|
| 3 | it is [adv] recognized that | 20 |
|
| 4 | it was [adv] recognized that | 7 |
|
| 5 | it [be] now recognized that | 7 |
|
| 6 | it [was/were] [adv] recognized that | 7 |
|
