| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adv] acknowledged that | 25 |
|
| 2 | it is [adv] acknowledged that | 14 |
|
| 3 | it was [adv] acknowledged that | 11 |
|
| 4 | it be generally acknowledged that | 7 |
|
| 5 | it be widely acknowledged that | 5 |
|
