SN4 ""

No	Pattern	Freq
1	to do [adv] [verb]	180
2	to do so [verb]	116
3	to do so [verb]	116
4	to do [adv] [vb -s]	57
5	to do [adv] [to-vb]	43
6	to do [adv] [vb infin]	36
7	to do [adv] have	31
8	to do more [verb]	27
9	to do more [verb]	27
10	to do [adv] [vb past]	24
11	to do [adv] [v-ing]	21
12	to do [adv] has	14
13	to do [adv] [vb pp]	12
14	to do [adv] had	10
15	to do [adv] do	10
16	to do not [verb]	10
17	to do [not/n't] [verb]	10
18	to do n't [verb]	9
19	to do [adv] use	7
20	to do [adv] require	7
21	to do [adv] requires	6
22	to do [adv] work	6
23	to do [adv] mean	6
24	to do [adv] work	6
25	to do [adv] lead	5
26	to do just [verb]	5
27	to do [adv] leads	5
28	to do [adv] having	5
29	to do just [verb]	5