SN4 ""

No	Pattern	Freq
1	have been [adj] for [det] [noun]	157
2	have [been] [adj] for some [noun]	95
3	have [been] [adj] for [det] [noun sg]	88
4	have [been] [adj] for [det] time	71
5	have [been] [adj] for [det] time	71
6	have [been] [adj] for [det] [noun pl]	68
7	had [been] [adj] for [det] [noun]	55
8	has [been] [adj] for [det] [noun]	54
9	have [been] [adj] for [det] year	41
10	have [been] [adj] for [det] years	41
11	have [been] [adj] for many [noun]	23
12	have [been] [adj] for [det] [noun]	21
13	have [been] [adj] for several [noun]	21
14	have [been] [adj] for [det] [noun]	15
15	have [been] empty for [det] [noun]	10
16	have [been] ill for [det] [noun]	10
17	have [been] available for [det] [noun]	9
18	have [been] [adj] for [det] month	7
19	have [been] [adj] for [det] months	7
20	have [been] dead for [det] [noun]	7
21	have [been] concerned for [det] [noun]	6
22	have [been] responsible for [det] [noun]	6
23	have [been] clear for [det] [noun]	6
24	's [been] [adj] for [det] [noun]	5
25	have [been] unwell for [det] [noun]	5