SN4 ""

No	Pattern	Freq
1	but [adv] do [adv]	125
2	but [adv] do [not/n't]	111
3	but [adv] do not	111
4	but [adv] do n't	67
5	but [adv] do not	44
6	but [adv] do [pron]	42
7	but [adv] do [pers pn]	32
8	but [adv] do [art]	24
9	but [adv] do [adj]	24
10	but [adv] do [art]	24
11	but [adv] do the	19
12	but [adv] do the	19
13	but [adv] do [det]	19
14	but [adv] do [noun]	15
15	but [adv] do [adv]	14
16	but [adv] do [verb]	8
17	but [adv] do [vb infin]	8
18	but [adv] do they	8
19	but [adv] do they	8
20	but [adv] do so	7
21	but [adv] do so	7
22	but [adv] do [prep]	6
23	but [adv] do it	6
24	but [adv] do it	6
25	but [adv] do i	6
26	but [adv] do [prep]	6
27	but [adv] do i	6
28	but [adv] do [indef pn]	5
29	but [adv] do [conj]	5
30	but [adv] do [noun sg]	5