SN4 ""

No	Pattern	Freq
1	[been] for [det] [noun]	84
2	[been] for [det] [noun pl]	45
3	[been] for [det] year	38
4	[been] for [det] years	36
5	[been] for [det] [noun sg]	36
6	[been] for [det] time	22
7	[been] for [det] time	22
8	[been] for [det] [adj]	8
9	[been] for [det] of	7
10	[been] for [det] of	7
11	[been] for [det] [prep]	7
12	[been] for [det] [prep]	7
13	[been] for [det] [adj]	5
14	[been] for [det] months	5
15	[been] for [det] month	5
16	[been] for [det] [pron]	5
17	[verb] [been] for [det]	93
18	have [been] for [det]	93
19	[vb -s] [been] for [det]	40
20	has [been] for [det]	38
21	had [been] for [det]	24
22	[vb past] [been] for [det]	24
23	[vb base] [been] for [det]	23
24	[adv] [been] for [det]	22
25	have [been] for [det]	21
26	not [been] for [det]	20
27	[not/n't] [been] for [det]	20
28	n't [been] for [det]	10
29	not [been] for [det]	10
30	have [been] for [det]	5