No | Pattern | Freq | Relations |
---|---|---|---|
1 | [verb] how difficult it [be] for | 20 | |
2 | know how [adj] it [be] for | 15 | |
3 | know how difficult it [be] [prep] | 6 | |
4 | know how difficult [pron] [be] for | 5 | |
5 | know how difficult it [be] for | 5 | |
6 | know how difficult it [be] for | 5 | |
7 | know [Wh adv] difficult it [be] for | 5 | |
8 | know [adv] difficult it [be] for | 5 | |
9 | know how difficult [pers pn] [be] for | 5 |