SN4 ""

No	Pattern	Freq
1	[adj] years it	299
2	[num] years it	152
3	[det] years it	80
4	[adj] years it	58
5	recent years it	40
6	recent years it	40
7	few years it	27
8	few years it	27
9	many years it	26
10	many years it	26
11	three years it	21
12	three years it	21
13	two years it	16
14	two years it	16
15	ten years it	15
16	ten years it	15
17	five years it	15
18	five years it	15
19	several years it	8
20	several years it	8
21	six years it	7
22	twenty years it	7
23	twenty years it	7
24	six years it	7
25	[adj -er] years it	6
26	these years it	6
27	those years it	6
28	those years it	6
29	these years it	6
30	four years it	5