| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [not/n't] [be] forgotten | 59 |
|
| 2 | it [modal v] [not/n't] [be] [conj] | 50 |
|
| 3 | [modal v] [not/n't] [be] forgotten [conj] | 49 |
|
