No | Pattern | Freq | Relations |
---|---|---|---|
1 | they must be [v-ing] [art] [noun sg] | 7 | |
2 | they must be [v-ing] [art] [noun] | 7 | |
3 | they must be [v-ing] [art] [noun] | 7 | |
4 | they must be [v-ing] [art] [noun] | 7 | |
5 | they must be [v-ing] the [noun] | 5 | |
6 | they must be [v-ing] the [noun] | 5 |