| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [be] [vb pp] [prep] [noun] | 1739 |
|
| 2 | may [be] [vb pp] [prep] [noun] | 1673 |
|
| 3 | may not [be] [vb pp] [prep] | 246 |
|
| 4 | may not [be] [prep] [noun] | 20 |
|
