SN4 ""

No	Pattern	Freq
1	two years [prep] [noun]	468
2	two years [prep] [noun]	468
3	two years [prep] [noun sg]	304
4	two years of [noun]	172
5	two years of [noun]	172
6	two years [prep] [noun prp]	123
7	two years in [noun]	97
8	two years in [noun]	97
9	two years at [noun]	36
10	two years at [noun]	36
11	two years for [noun]	33
12	two years for [noun]	33
13	two years [prep] [noun pl]	31
14	two years after [noun]	28
15	two years after [noun]	28
16	two years [prep] prison	21
17	two years [prep] prison	21
18	two years on [noun]	21
19	two years on [noun]	21
20	two years before [noun]	15
21	two years before [noun]	15
22	two years [prep] treatment	14
23	two years [prep] treatment	14
24	two years [prep] age	13
25	two years [prep] age	13
26	two years with [noun]	12
27	two years with [noun]	12
28	two years [prep] study	11
29	two years [prep] study	11
30	two years [prep] office	9