| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it had been [verb] that | 175 |
|
| 2 | it had been [vb pp] that | 173 |
|
| 3 | it [verb] been assumed that | 37 |
|
| 4 | it have been assumed that | 37 |
|
| 5 | it had been assumed [conj] | 10 |
|
| 6 | it [vb past] been assumed that | 10 |
|
| 7 | it had been assumed that | 10 |
|
| 8 | it had been assumed [that] | 10 |
|
| 9 | it had been assume that | 10 |
|
| 10 | [pers pn] had been assumed that | 10 |
|
| 11 | it had be assumed that | 10 |
|
| 12 | [pron] had been assumed that | 10 |
|
| 13 | it had been assumed that | 10 |
|
| 14 | it had [been] assumed that | 10 |
|
| 15 | it had [be] assumed that | 10 |
|
