SN4 ""

No	Pattern	Freq
1	[verb] [been] put	1035
2	have [been] put	1034
3	[vb -s] [been] put	358
4	has [been] put	320
5	[vb base] [been] put	288
6	[vb past] [been] put	278
7	have [been] put	263
8	had [been] put	256
9	[adv] [been] put	135
10	[adv] [been] put	100
11	[vb infin] [been] put	90
12	have [been] put	89
13	's [been] put	37
14	[not/n't] [been] put	35
15	not [been] put	35
16	not [been] put	26
17	've [been] put	25
18	[noun] [been] put	23
19	'd [been] put	22
20	already [been] put	21
21	already [been] put	21
22	now [been] put	19
23	now [been] put	19
24	[noun sg] [been] put	16
25	[v-ing] [been] put	11
26	having [been] put	11
27	to have [been] put	10
28	[to-vb] [been] put	10
29	also [been] put	9
30	also [been] put	9