SN4 ""

No	Pattern	Freq
1	have been [verb] about	806
2	have been [v-ing] about	414
3	have been [vb pp] about	390
4	has been [verb] about	204
5	have been talk about	199
6	've been [verb] about	184
7	have been talking about	182
8	have been [verb] about	153
9	had been [verb] about	138
10	have been think about	97
11	have been thinking about	96
12	have been write about	78
13	have been written about	69
14	have been say about	57
15	have been said about	42
16	have been [verb] about	42
17	'd been [verb] about	36
18	have been make about	32
19	have been made about	32
20	's been [verb] about	31
21	have been express about	30
22	have been expressed about	30
23	have been tell about	30
24	have been told about	29
25	have been learn about	19
26	have been raise about	17
27	have been raised about	17
28	have been talked about	16
29	have been saying about	15
30	have been ask about	12