SN4 ""

No	Pattern	Freq
31	[adv] three years [pers pn]	5
32	three years [adv] [pers pn]	92
33	three years [adv] [pers pn]	86
34	three years [conj] [pers pn]	75
35	three years ago [pers pn]	45
36	three years ago [pers pn]	45
37	three years [subord] [pers pn]	44
38	three years later [pers pn]	33
39	three years later [pers pn]	33
40	three years [coord] [pers pn]	26
41	three years and [pers pn]	23
42	three years and [pers pn]	23
43	three years after [pers pn]	13
44	three years after [pers pn]	13
45	three years before [pers pn]	11
46	three years before [pers pn]	11
47	three years since [pers pn]	10
48	three years since [pers pn]	10
49	three years [prep] [pers pn]	9
50	three years [prep] [pers pn]	9
51	three years when [pers pn]	6
52	three years when [pers pn]	6
53	three years [verb] [pers pn]	6
54	three years [Wh adv] [pers pn]	6
55	three years [adj] [pers pn]	5
56	three years [that] [pers pn]	5
57	three years that [pers pn]	5
58	three years that [pers pn]	5
59	three years [pers pn] [verb]	89
60	three years [pers pn] have	58