SN4 ""

No	Pattern	Freq
1	[verb] been for [adj] years	45
2	have been for [adj] years	45
3	[vb -s] been for [adj] years	24
4	has been for [adj] years	21
5	had been for [adj] years	12
6	[vb past] been for [adj] years	12
7	[vb base] been for [adj] years	7
8	[adv] been for [adj] years	7
9	n't been for [adj] years	6
10	have been for [adj] years	6
11	not been for [adj] years	6
12	[not/n't] been for [adj] years	6
13	been [verb] for [adj] years	336
14	been [vb pp] for [adj] years	191
15	been [v-ing] for [adj] years	145
16	been [adj] for [adj] years	123
17	been [adj] for [adj] years	122
18	been [adv] for [adj] years	59
19	been [adv] for [adj] years	40
20	been married for [adj] years	39
21	been married for [adj] years	39
22	been jailed for [adj] years	29
23	been jail for [adj] years	29
24	been run for [adj] years	23
25	been running for [adj] years	21
26	been [noun] for [adj] years	19
27	been [adv prt] for [adj] years	19
28	been know for [adj] years	17
29	been known for [adj] years	17
30	been use for [adj] years	16