No | Pattern | Freq | Relations |
---|---|---|---|
1 | must have [been] [adv] [adj] [noun] | 34 | |
2 | must have [been] [adv] [adj] [noun] | 33 | |
3 | [modal v] have [been] about [adj] [noun] | 17 | |
4 | must have [been] about [adj] [noun] | 11 | |
5 | must [verb] [been] about [adj] [noun] | 11 | |
6 | must have [be] about [adj] [noun] | 11 |