No | Pattern | Freq | Relations |
---|---|---|---|
1 | must [verb] if [pron] is [to-vb] | 6 | |
2 | must [vb infin] if [pron] is [verb] | 6 | |
3 | must [verb] if [pers pn] is [verb] | 6 | |
4 | must [verb] if [pron] is [verb] | 6 | |
5 | must [verb] if it is [verb] | 5 | |
6 | must [verb] if it is [verb] | 5 |