SN4 ""

No	Pattern	Freq
1	[verb] been going [adv] for	104
2	have been going [adv] for	104
3	[vb -s] been going [adv] for	54
4	has been going [adv] for	38
5	[vb past] been going [adv] for	25
6	had been going [adv] for	25
7	[vb base] been going [adv] for	20
8	's been going [adv] for	16
9	have been going [adv] for	16
10	[adv] been going [adv] for	8
11	[adv] been going [adv] for	8
12	been going [adv] [adv] for	8
13	been going [adv prt] [adv] for	7
14	been going on [adv] for	6
15	been going on [adv] for	6
16	been going [adv] [adv] for	8
17	been going [adv] [adv] for	7
18	been going [adv] for [adj]	39
19	been going [adv] for [noun]	26
20	been going [adv] for [noun pl]	26
21	been going [adv] for [det]	21
22	been going [adv] for [adv]	20
23	been going [adv] for [adv]	20
24	been going [adv] for [art]	18
25	been going [adv] for [art]	18
26	been going [adv] for [num]	18
27	been going [adv] for some	15
28	been going [adv] for some	15
29	been going [adv] for year	12
30	been going [adv] for years	12