SN4 ""

No	Pattern	Freq
1	[adj] [det] years they	11
2	[num ord] [det] years they	9
3	[prep] [det] years they	8
4	[prep] [det] years they	8
5	[art] [det] years they	8
6	[art] [det] years they	8
7	a [det] years they	7
8	a [det] years they	7
9	for [det] years they	7
10	for [det] years they	7
11	last [det] years they	6
12	last [det] years they	6
13	[det] [adj] years they	9
14	[det] the years they	7
15	[det] [num] years they	7
16	[det] [art] years they	7
17	[det] the years they	7
18	[det] [art] years they	7
19	[det] years [conj] they	24
20	[det] years [subord] they	19
21	[det] years [adv] they	18
22	[det] years [adv] they	13
23	[det] years before they	12
24	[det] years before they	12
25	[det] years ago they	8
26	[det] years ago they	8
27	[det] years [Wh adv] they	5
28	[det] years when they	5
29	[det] years when they	5
30	[det] years they [verb]	20