No | Pattern | Freq | Relations |
---|---|---|---|
1 | must have been [v-ing] [adj] [prep] | 6 | |
2 | must have [been] [v-ing] [adj] [prep] | 6 | |
3 | must have [be] [v-ing] [adj] [prep] | 6 | |
4 | must have be [v-ing] [adj] [prep] | 6 | |
5 | must have [be] [v-ing] [adj] [prep] | 6 |
must have [be] [v-ing] [adj] [prep] Next page
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