No | Pattern | Freq | Relations |
---|---|---|---|
1 | it be [adv] difficult [verb] [coord] | 9 | |
2 | it [be] [adv] difficult [to-vb] [coord] | 9 | |
3 | it [be] [adv] difficult [verb] [coord] | 9 | |
4 | it [be] [adv] difficult [verb] and | 8 | |
5 | it [is] [adv] difficult [verb] [coord] | 7 | |
6 | it is [adv] difficult [verb] [coord] | 6 |