| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [not/n't] [be] forgotten | 52 |
|
| 2 | should [not/n't] [be] forgotten | 52 |
|
| 3 | should [not/n't] be forgotten | 52 |
|
| 4 | should [not/n't] be forgotten | 52 |
|
| 5 | should not [be] forgotten | 50 |
|
