SN4 ""

No	Pattern	Freq
1	[verb] [adv] [prep] ten years	28
2	[prep] [adv] [prep] ten years	14
3	be [adv] [prep] ten years	14
4	[be] [adv] [prep] ten years	14
5	[prep] [adv] [prep] ten years	14
6	for [adv] [prep] ten years	10
7	for [adv] [prep] ten years	10
8	[v-ing] [adv] [prep] ten years	8
9	[noun] [adv] [prep] ten years	7
10	was [adv] [prep] ten years	6
11	[was/were] [adv] [prep] ten years	6
12	[vb pp] [adv] [prep] ten years	6
13	[been] [adv] [prep] ten years	5
14	[adv] [adv] [prep] ten years	5
15	take [adv] [prep] ten years	5
16	[adv] [adv] [prep] ten years	5
17	been [adv] [prep] ten years	5
18	[adv] [verb] [prep] ten years	7
19	[adv] [adj] [prep] ten years	5
20	[adv] [adv] [prep] ten years	5
21	[adv] [adv] [prep] ten years	5
22	[adv] [vb pp] [prep] ten years	5
23	[adv] [prep] [adv] ten years	7
24	[adv] [prep] [adv] ten years	7
25	[adv] [prep] [art] ten years	6
26	[adv] [prep] [art] ten years	6
27	[adv] [prep] the ten years	5
28	[adv] [prep] the ten years	5
29	[adv] [prep] ten [adj] years	7
30	[adv] [prep] ten years [prep]	13