No | Pattern | Freq | Relations |
---|---|---|---|
1 | difficult [to-vb] [conj] it [is] | 21 | |
2 | difficult [to-vb] [conj] it [is] | 21 | |
3 | difficult [to-vb] [conj] it is | 16 | |
4 | difficult [to-vb] [subord] it [is] | 12 | |
5 | difficult [to-vb] [coord] it [is] | 5 | |
6 | difficult [to-vb] [conj] it 's | 5 |