No | Pattern | Freq | Relations |
---|---|---|---|
1 | it [modal v] [be] [pron] [noun] [to-vb] | 40 | |
2 | it [modal v] [be] [pron] duty [to-vb] | 8 | |
3 | [pron] [modal v] [be] [pron] duty [to-vb] | 8 | |
4 | [pers pn] [modal v] [be] [pron] duty [to-vb] | 8 | |
5 | it [modal v] [be] [pron] duty [verb] | 8 |