SN4 ""

No	Pattern	Freq
1	[prep] 10 years	518
2	[prep] 10 years	518
3	[adj] 10 years	377
4	[adv] 10 years	204
5	[adv] 10 years	192
6	[num ord] 10 years	184
7	[adj] 10 years	154
8	for 10 years	148
9	for 10 years	148
10	past 10 years	135
11	past 10 years	135
12	[verb] 10 years	116
13	to 10 years	112
14	to 10 years	112
15	[conj] 10 years	110
16	last 10 years	96
17	last 10 years	96
18	over 10 years	82
19	over 10 years	81
20	[subord] 10 years	71
21	next 10 years	70
22	next 10 years	70
23	in 10 years	67
24	in 10 years	67
25	[noun] 10 years	64
26	than 10 years	58
27	than 10 years	58
28	of 10 years	57
29	of 10 years	57
30	after 10 years	53