SN4 ""

No	Pattern	Freq
1	[adj] age [adj] years	50
2	[adj] age [adj] years	50
3	mean age [adj] years	21
4	mean age [adj] years	21
5	[prep] age [adj] years	16
6	[prep] age [adj] years	16
7	median age [adj] years	14
8	median age [adj] years	14
9	minimum age [adj] years	10
10	at age [adj] years	10
11	minimum age [adj] years	10
12	at age [adj] years	10
13	age [prep] [adj] years	218
14	age [prep] [adj] years	218
15	age of [adj] years	206
16	age of [adj] years	206
17	age [noun] [adj] years	31
18	age [noun sg] [adj] years	28
19	age range [adj] years	21
20	age range [adj] years	20
21	age be [adj] years	19
22	age [be] [adj] years	19
23	age was [adj] years	14
24	age [was/were] [adj] years	14
25	age group [adj] years	8
26	age group [adj] years	7
27	age [adv] [adj] years	5
28	age is [adj] years	5
29	age [is] [adj] years	5
30	age [adv] [adj] years	5