SN4 ""

No	Pattern	Freq
1	[verb] [adv] refer to	111
2	[verb] not refer to	108
3	[verb] [not/n't] refer to	108
4	[verb] [adv] refer to	108
5	do [adv] refer to	105
6	[verb] not refer to	88
7	[verb] [adv] referred to	85
8	[vb base] [adv] refer to	83
9	have [adv] refer to	83
10	[vb past] [adv] refer to	72
11	[vb -s] [adv] refer to	56
12	does [adv] refer to	42
13	did [adv] refer to	39
14	have [adv] refer to	38
15	[verb] already refer to	33
16	[verb] already refer to	33
17	do [adv] refer to	24
18	had [adv] refer to	23
19	[verb] n't refer to	20
20	[verb] [adv] to refer to	17
21	[vb pp] [adv] refer to	11
22	has [adv] refer to	9
23	[verb] [adv prt] refer to	9
24	've [adv] refer to	9
25	[verb] just refer to	8
26	go [adv] refer to	8
27	[verb] [adv] refer to	8
28	[verb] on refer to	8
29	[verb] on refer to	8
30	[verb] just refer to	8