| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] be [adv] assumed that | 5 |
|
| 2 | it [vb -s] been [adv] assumed that | 5 |
|
| 3 | it has [be] [adv] assumed that | 5 |
|
| 4 | it [vb -s] [been] [adv] assumed that | 5 |
|
