No | Pattern | Freq | Relations |
---|---|---|---|
1 | is difficult [verb] [det] [adj] [noun] | 30 | |
2 | is difficult [to-vb] [det] [adj] [noun] | 29 | |
3 | is difficult [verb] [det] [adj] [noun] | 25 | |
4 | is difficult [verb] any [adj] [noun] | 21 | |
5 | is difficult [verb] [det] [adj] [noun sg] | 18 | |
6 | is difficult [verb] [det] [adj] [noun pl] | 11 |