No | Pattern | Freq | Relations |
---|---|---|---|
1 | [adv] difficult it is for [noun pl] | 7 | |
2 | [Wh adv] difficult it is for [noun pl] | 6 | |
3 | how difficult it is for [noun pl] | 6 | |
4 | how difficult it is for [noun pl] | 6 | |
5 | difficult it is for [noun pl] [verb] | 6 | |
6 | difficult it is for [noun pl] [to-vb] | 6 |