SN4 ""

No	Pattern	Freq
31	have been [vb pp] [verb] [adv] for	8
32	have been [verb] [verb] [adv] for	8
33	have been [verb] [adv] [adv] for	13
34	have been [verb] [to-vb] [adv] for	8
35	have been [verb] [verb] [adv] for	8
36	have been [verb] [adv] [adv] for	6
37	have been [verb] look [adv] for	5
38	have been [verb] [adv prt] [adv] for	5
39	have been [verb] to look [adv] for	5
40	have been [verb] [adv] [adv] for	13
41	have been [verb] [adv] [adv] for	11
42	have been [verb] [adv] [verb] for	5
43	have been [verb] [adv] [to-vb] for	5
44	have been [verb] [adv] for [art]	67
45	have been [verb] [adv] for [art]	67
46	have been [verb] [adv] for [adj]	52
47	have been [verb] [adv] for the	47
48	have been [verb] [adv] for the	47
49	have been [verb] [adv] for [noun]	38
50	have been [verb] [adv] for [det]	23
51	have been [verb] [adv] for [noun pl]	19
52	have been [verb] [adv] for a	19
53	have been [verb] [adv] for [noun sg]	17
54	have been [verb] [adv] for [num]	16
55	have been [verb] [adv] for a	16
56	have been [verb] [adv] for [adv]	13
57	have been [verb] [adv] for [adv]	13
58	have been [verb] [adv] for [pron]	12
59	have been [verb] [adv] for [adj]	11
60	have been [verb] [adv] for years	8