SN4 ""

No	Pattern	Freq
1	have been [verb] for [adj] [noun pl]	653
2	have been [vb pp] for [adj] [noun pl]	419
3	have been [verb] for [num] [noun pl]	347
4	have been [verb] for [adj] years	301
5	has been [verb] for [adj] [noun pl]	238
6	have been [v-ing] for [adj] [noun pl]	234
7	had been [verb] for [adj] [noun pl]	198
8	have been [verb] for [det] [noun pl]	170
9	have been [verb] for [adj] [noun pl]	134
10	have been [verb] for [adj] [noun pl]	121
11	have been [verb] for many [noun pl]	77
12	have been [verb] for many [noun pl]	77
13	have been [verb] for [adj] months	67
14	have been [verb] for three [noun pl]	53
15	have been [verb] for three [noun pl]	53
16	have been jailed for [adj] [noun pl]	48
17	have been jail for [adj] [noun pl]	48
18	have been [verb] for two [noun pl]	45
19	have been [verb] for two [noun pl]	45
20	have been [verb] for several [noun pl]	41
21	have been [verb] for several [noun pl]	41
22	have been [verb] for some [noun pl]	38
23	have been [verb] for some [noun pl]	38
24	have been use for [adj] [noun pl]	34
25	have been used for [adj] [noun pl]	33
26	've been [verb] for [adj] [noun pl]	29
27	have been run for [adj] [noun pl]	29
28	have been [verb] for [adj] weeks	27
29	have been [verb] for [adj] days	27
30	have been running for [adj] [noun pl]	27