SN4 ""

No	Pattern	Freq
1	[noun] [pers pn] have been talking about	34
2	[conj] [pers pn] have been talking about	33
3	[pron] [pers pn] have been talking about	22
4	[Wh det] [pers pn] have been talking about	21
5	that [pers pn] have been talking about	19
6	[that] [pers pn] have been talking about	19
7	that [pers pn] have been talking about	19
8	what [pers pn] have been talking about	17
9	what [pers pn] have been talking about	17
10	[noun pl] [pers pn] have been talking about	17
11	[noun sg] [pers pn] have been talking about	16
12	[subord] [pers pn] have been talking about	8
13	[adj] [pers pn] have been talking about	7
14	[coord] [pers pn] have been talking about	6
15	[adv] [pers pn] have been talking about	6
16	and [pers pn] have been talking about	5
17	[det] [pers pn] have been talking about	5
18	and [pers pn] have been talking about	5
19	[pers pn] [vb mod] have been talking about	9
20	[pers pn] [modal v] have been talking about	9
21	[pers pn] could have been talking about	5
22	[pers pn] could have been talking about	5
23	[pers pn] have [adv] been talking about	23
24	[pers pn] have [adv] been talking about	20
25	[pers pn] have just been talking about	17
26	[pers pn] have just been talking about	17
27	[pers pn] have been talking about [pron]	19
28	[pers pn] have been talking about [pers pn]	15
29	[pers pn] have been talking about the	15
30	[pers pn] have been talking about [art]	15