SN4 ""

No	Pattern	Freq
1	[art] [det] years [adv] when	26
2	[art] [det] years [adv] when	26
3	a [det] years [adv] when	26
4	a [det] years [adv] when	26
5	[noun] [det] years [adv] when	12
6	[noun sg] [det] years [adv] when	11
7	[verb] [det] years [adv] when	9
8	[det] [det] years [adv] when	7
9	[adj] [det] years [adv] when	7
10	[vb pp] [det] years [adv] when	5
11	[prep] [det] years [adv] when	5
12	all [det] years [adv] when	5
13	all [det] years [adv] when	5
14	[prep] [det] years [adv] when	5
15	until [det] years [adv] when	5
16	until [det] years [adv] when	5
17	[det] [adj] years [adv] when	16
18	[det] [num] years [adv] when	9
19	[det] [det] years [adv] when	7
20	[det] those years [adv] when	5
21	[det] those years [adv] when	5
22	[det] years [adv] when [pron]	49
23	[det] years [adv] when [pers pn]	44
24	[det] years [adv] when i	22
25	[det] years [adv] when i	22
26	[det] years [adv] when [art]	11
27	[det] years [adv] when [art]	11
28	[det] years [adv] when he	10
29	[det] years [adv] when he	10
30	[det] years [adv] when [noun]	7