No | Pattern | Freq | Relations |
---|---|---|---|
1 | must [vb infin] be [v-ing] [det] | 12 | |
2 | must [verb] be [v-ing] [det] | 12 | |
3 | must [verb] been [v-ing] [det] | 12 | |
4 | must have be [v-ing] [det] | 12 | |
5 | must have be [v-ing] [det] | 12 |
must [verb] be [v-ing] [det] Next page
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