| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] need not be [verb] | 150 |
|
| 2 | a [noun] need not be | 17 |
|
| 3 | a [noun] need not [verb] | 13 |
|
| 4 | a [noun] not be [verb] | 8 |
|
