SN4 ""

No	Pattern	Freq
1	have been [vb pp] for [adj] year	169
2	have been [vb pp] for [adj] years	162
3	have been [vb pp] for [num] year	93
4	has been [vb pp] for [adj] year	79
5	have been [vb pp] for [det] year	73
6	have been [vb pp] for many year	50
7	have been [vb pp] for many year	50
8	had been [vb pp] for [adj] year	38
9	have been [vb pp] for [adj] year	31
10	have been jailed for [adj] year	26
11	have been known for [adj] year	16
12	have been [vb pp] for two year	15
13	have been [vb pp] for some year	15
14	have been [vb pp] for two year	15
15	have been [vb pp] for some year	15
16	have been [vb pp] for three year	14
17	have been [vb pp] for three year	14
18	have been used for [adj] year	12
19	have been [vb pp] for seven year	8
20	have been [vb pp] for seven year	8
21	've been [vb pp] for [adj] year	7
22	's been [vb pp] for [adj] year	7
23	have been [vb pp] for [adj] year	7
24	have been [vb pp] for five year	7
25	have been [vb pp] for five year	7
26	have been separated for [adj] year	6
27	have been [vb pp] for several year	5
28	have been banned for [adj] year	5
29	have been established for [adj] year	5
30	have been [vb pp] for several year	5