No | Pattern | Freq | Relations |
---|---|---|---|
1 | be [verb] [prep] a [noun sg] | 7981 | |
2 | must be [verb] [prep] [noun sg] | 808 | |
3 | must be [verb] [prep] a | 472 | |
4 | must [verb] [prep] a [noun sg] | 120 | |
5 | must be [prep] a [noun sg] | 60 | |
6 | must be [verb] a [noun sg] | 46 |