No | Pattern | Freq | Relations |
---|---|---|---|
1 | [modal v] [be] [v-ing] [adv] [art] | 183 | |
2 | [vb mod] [be] [v-ing] [adv] [art] | 183 | |
3 | must [be] [verb] [adv] [art] | 26 | |
4 | must [be] [v-ing] [adv] [art] | 6 | |
5 | must [be] [v-ing] [adv] [art] | 6 | |
6 | must [be] [v-ing] [adv] [art] | 6 |