SN4 ""

No	Pattern	Freq
1	have [adv] [been] to	389
2	have [adv] been to	389
3	have [adv] [been] to	268
4	had [adv] [been] to	132
5	have never [been] to	131
6	have never [been] to	131
7	have not [been] to	121
8	have [not/n't] [been] to	121
9	have [adv] [been] to	88
10	have n't [been] to	72
11	've [adv] [been] to	69
12	has [adv] [been] to	50
13	have not [been] to	49
14	have ever [been] to	30
15	have ever [been] to	30
16	'd [adv] [been] to	30
17	have already [been] to	21
18	have already [been] to	21
19	have just [been] to	18
20	have just [been] to	18
21	's [adv] [been] to	16
22	have also [been] to	11
23	have also [been] to	11
24	have always [been] to	9
25	have only [been] to	9
26	have always [been] to	9
27	have only [been] to	9
28	have once [been] to	6
29	have once [been] to	6
30	have actually [been] to	5