No | Pattern | Freq | Relations |
---|---|---|---|
1 | [adv] difficult it is for [noun] | 9 | |
2 | [adv] difficult it is for [noun] | 9 | |
3 | how difficult it is for [noun] | 8 | |
4 | [Wh adv] difficult it is for [noun] | 8 | |
5 | how difficult it is for [noun] | 8 | |
6 | [adv] difficult it is for [noun pl] | 7 |