SN4 ""

No	Pattern	Freq
1	[adj] years ' [noun] [verb]	49
2	[adj] years ['s] [noun sg] [verb]	44
3	[num] years ['s] [noun] [verb]	37
4	[adj] years ['s] [noun] [to-vb]	11
5	[adj] years ['s] [noun] have	10
6	[adj] years ['s] service [verb]	10
7	[adj] years ['s] service [verb]	10
8	[adj] years ['s] [noun] [vb base]	9
9	[det] years ['s] [noun] [verb]	8
10	[adj] years ['s] [noun] [v-ing]	8
11	two years ['s] [noun] [verb]	8
12	two years ['s] [noun] [verb]	8
13	[adj] years ['s] time [verb]	7
14	[adj] years ['s] time [verb]	7
15	[adj] years ['s] [noun] [vb past]	7
16	[adj] years ['s] [noun] [vb pp]	7
17	[adj] years ['s] [noun] [vb -s]	7
18	[adj] years ['s] experience [verb]	5
19	[adj] years ['s] [noun pl] [verb]	5
20	[adj] years ['s] experience [verb]	5