No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] [modal v] be [adj] [verb] | 4912 | |
2 | [noun] [modal v] be [adj] [verb] | 4734 | |
3 | [noun] [modal v] be difficult [verb] | 144 | |
4 | [noun] [modal v] [be] difficult [verb] | 144 | |
5 | [noun] [modal v] [be] difficult [verb] | 144 | |
6 | [noun] [modal v] be difficult [verb] | 144 |