SN4 ""

No	Pattern	Freq
1	very hard [to-vb]	355
2	so hard [to-vb]	165
3	[adv] hard to get	79
4	too hard [to-vb]	62
5	[adv] hard to find	54
6	[adv] hard to make	37
7	quite hard [to-vb]	34
8	as hard [to-vb]	28
9	really hard [to-vb]	27
10	[adv] hard to come	26
11	often hard [to-vb]	26
12	extremely hard [to-vb]	26
13	sometimes hard [to-vb]	23
14	increasingly hard [to-vb]	23
15	[adv] hard to see	22
16	[adv] hard to do	21
17	[adv] hard to believe	19
18	rather hard [to-vb]	19
19	still hard [to-vb]	18
20	[adv] hard to achieve	18
21	[adv] hard to understand	18
22	[adv] hard to keep	17
23	desperately hard [to-vb]	14
24	also hard [to-vb]	13
25	[adv] hard to take	12
26	always hard [to-vb]	12
27	[adv] hard to work	12
28	[adv] hard to say	12
29	pretty hard [to-vb]	12
30	[adv] hard to cope	12