No | Pattern | Freq | Relations |
---|---|---|---|
1 | must have [been] [prep] [det] [noun sg] | 14 | |
2 | must have been [prep] [det] [noun sg] | 14 | |
3 | must have [be] [prep] [det] [noun sg] | 14 | |
4 | must have be [prep] [det] [noun sg] | 14 | |
5 | must have [be] [prep] some [noun sg] | 5 | |
6 | must have [be] [prep] this [noun sg] | 5 | |
7 | must have [be] at [det] [noun sg] | 5 |