SN4 ""

No	Pattern	Freq
1	[adv] hard [to-vb]	1005
2	very hard [verb]	355
3	so hard [verb]	166
4	[adv] hard get	79
5	[adv] hard to get	79
6	too hard [verb]	62
7	[adv] hard to find	54
8	[adv] hard find	54
9	[adv] hard make	37
10	[adv] hard to make	37
11	quite hard [verb]	34
12	as hard [verb]	28
13	really hard [verb]	27
14	[adv] hard come	26
15	[adv] hard to come	26
16	extremely hard [verb]	26
17	often hard [verb]	26
18	increasingly hard [verb]	23
19	sometimes hard [verb]	23
20	[adv] hard see	22
21	[adv] hard to see	22
22	[adv] hard do	22
23	[adv] hard to do	21
24	[adv] hard to believe	19
25	rather hard [verb]	19
26	[adv] hard believe	19
27	[adv] hard understand	18
28	[adv] hard to understand	18
29	[adv] hard to achieve	18
30	[adv] hard achieve	18