SN4 ""

No	Pattern	Freq
1	[be] doing that	288
2	be doing that	288
3	[prep] doing that	228
4	[prep] doing that	228
5	[verb] doing that	133
6	[adv] doing that	119
7	[pron] doing that	95
8	[am/are] doing that	88
9	[pers pn] doing that	86
10	of doing that	80
11	of doing that	80
12	[was/were] doing that	63
13	[noun] doing that	60
14	[vb infin] doing that	56
15	[adv] doing that	54
16	're doing that	54
17	[be] doing that	51
18	be doing that	51
19	[been] doing that	50
20	been doing that	50
21	not doing that	45
22	[not/n't] doing that	45
23	[vb base] doing that	43
24	for doing that	42
25	for doing that	42
26	was doing that	41
27	not doing that	38
28	[noun sg] doing that	36
29	[is] doing that	35
30	you doing that	33