No | Pattern | Freq | Relations |
---|---|---|---|
1 | [det] [modal v] have been a [noun] | 52 | |
2 | [det] must have been [art] [noun] | 12 | |
3 | [det] must have been [art] [noun] | 12 | |
4 | [det] must have been a [noun] | 7 | |
5 | [det] must have been a [noun] | 7 | |
6 | [adj] must have been a [noun] | 7 | |
7 | [det] must [verb] been a [noun] | 7 | |
8 | [det] must have be a [noun] | 7 | |
9 | [det] must [vb infin] been a [noun] | 7 | |
10 | [det] must have [been] a [noun] | 7 | |
11 | [det] must have [be] a [noun] | 7 |