SN4 ""

No	Pattern	Freq
1	[subord] [prep] [adj] years	192
2	[subord] in [adj] years	124
3	[subord] in [adj] years	124
4	[subord] [prep] [adj] years	97
5	as [prep] [adj] years	59
6	[subord] [prep] previous years	57
7	[subord] [prep] previous years	57
8	[subord] [prep] [num] years	48
9	[subord] for [adj] years	42
10	[subord] for [adj] years	42
11	than [prep] [adj] years	41
12	[subord] [prep] recent years	31
13	[subord] [prep] recent years	31
14	[subord] [prep] [det] years	28
15	[subord] [prep] [adj -er] years	19
16	[subord] [prep] many years	17
17	although [prep] [adj] years	17
18	[subord] [prep] many years	17
19	if [prep] [adj] years	14
20	because [prep] [adj] years	14
21	though [prep] [adj] years	11
22	[subord] [prep] two years	11
23	for [prep] [adj] years	11
24	where [prep] [adj] years	11
25	[subord] [prep] late years	11
26	[subord] [prep] two years	11
27	[subord] [prep] later years	11
28	[subord] [prep] ten years	8
29	[subord] [prep] ten years	8
30	[subord] within [adj] years	7