| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not be | 25777 |
|
| 2 | [modal v] not be | 25777 |
|
| 3 | need [adv] be | 833 |
|
| 4 | need not be | 777 |
|
| 5 | need [not/n't] be | 777 |
|
| 6 | need not be | 698 |
|
| 7 | need not [be] | 698 |
|
| 8 | need not [be] | 697 |
|
| 9 | need not be | 697 |
|
