| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [adv] [be] forgotten that | 55 |
|
| 2 | it [vb mod] [adv] be forgotten [that] | 55 |
|
| 3 | it [vb mod] [adv] [be] forgotten [that] | 55 |
|
| 4 | it [vb mod] not [be] forgotten [that] | 44 |
|
| 5 | it [vb mod] [not/n't] [be] forgotten [that] | 44 |
|
| 6 | it [vb mod] not [be] forgotten [that] | 44 |
|
| 7 | it should [adv] [be] forgotten [that] | 38 |
|
| 8 | it must [adv] [be] forgotten [that] | 17 |
|
| 9 | it [vb mod] never [be] forgotten [that] | 11 |
|
| 10 | it [vb mod] [adv] [be] forgotten [that] | 11 |
|
| 11 | it [vb mod] never [be] forgotten [that] | 11 |
|
