No | Pattern | Freq | Relations |
---|---|---|---|
1 | is [adj] [verb] [adj] [noun pl] | 435 | |
2 | is difficult [verb] [adj] [noun] | 62 | |
3 | be difficult [verb] [adj] [noun pl] | 60 | |
4 | [be] difficult [verb] [adj] [noun pl] | 60 | |
5 | is difficult [verb] [adj] [noun pl] | 54 | |
6 | [is] difficult [verb] [adj] [noun pl] | 34 |