No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a [noun] [vb mod] be [verb] | 607 | |
2 | [prep] a [noun] [modal v] be [verb] | 607 | |
3 | [prep] [art] [noun] must be [verb] | 360 | |
4 | [prep] a [noun] must [be] [verb] | 49 | |
5 | [prep] a [noun] must be [verb] | 49 | |
6 | [prep] a [noun] must [be] [verb] | 49 | |
7 | [prep] a [noun] must be [verb] | 49 |