| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [adv] be forgotten [conj] | 56 |
|
| 2 | it [vb mod] [adv] be forgotten that | 55 |
|
| 3 | it [vb mod] [adv] be forgotten that | 55 |
|
| 4 | it [vb mod] [adv] be forgotten [that] | 55 |
|
| 5 | it [vb mod] not be forgotten [conj] | 45 |
|
| 6 | it [vb mod] not be forgotten [conj] | 45 |
|
| 7 | it [vb mod] [not/n't] be forgotten [conj] | 45 |
|
| 8 | it should [adv] be forgotten [conj] | 38 |
|
| 9 | it must [adv] be forgotten [conj] | 17 |
|
| 10 | it [vb mod] [adv] be forgotten [conj] | 11 |
|
| 11 | it [vb mod] never be forgotten [conj] | 11 |
|
| 12 | it [vb mod] never be forgotten [conj] | 11 |
|
