SN4 ""

No	Pattern	Freq
1	[det] [num] years	1276
2	[det] [det] years	637
3	some [adj] years	607
4	all [adj] years	510
5	another [adj] years	351
6	[det] [adj] years	253
7	[det] those years	248
8	[det] those years	248
9	[det] these years	246
10	[det] these years	246
11	those [adj] years	164
12	these [adj] years	151
13	few [adj] years	139
14	[det] two years	118
15	[det] two years	118
16	many [adj] years	93
17	[det] five years	91
18	[det] five years	91
19	[det] more years	80
20	[det] more years	80
21	[det] three years	79
22	[det] three years	79
23	[det] twenty years	77
24	[det] twenty years	77
25	[det] ten years	69
26	[det] ten years	69
27	several [adj] years	68
28	[det] hundred years	67
29	[det] hundred years	67
30	[det] thousand years	51