SN4 ""

No	Pattern	Freq
1	[prep] five years	1497
2	[prep] five years	1497
3	for five years	556
4	for five years	556
5	to five years	197
6	to five years	197
7	in five years	195
8	in five years	195
9	of five years	185
10	of five years	185
11	after five years	148
12	after five years	148
13	within five years	126
14	within five years	126
15	from five years	14
16	from five years	14
17	at five years	12
18	at five years	12
19	until five years	11
20	until five years	11
21	with five years	11
22	with five years	11
23	by five years	10
24	by five years	10
25	over five years	6
26	over five years	6