SN4 ""

No	Pattern	Freq
1	have been [verb] for a	548
2	have been [verb] for a	477
3	have been [vb pp] for a	332
4	have been [v-ing] for a	215
5	has been [verb] for a	161
6	had been [verb] for a	157
7	have been [verb] for a	102
8	have been [verb] for an	71
9	have been [verb] for a	34
10	's been [verb] for a	30
11	have been look for a	28
12	have been looking for a	27
13	've been [verb] for a	26
14	'd been [verb] for a	23
15	have been wait for a	17
16	have been made for a	17
17	have been waiting for a	17
18	have been make for a	17
19	have been use for a	14
20	have been used for a	14
21	have been trying for a	12
22	have been known for a	12
23	have been know for a	12
24	have been try for a	12
25	have been take for a	12
26	have been taken for a	11
27	have been jailed for a	10
28	have been go for a	10
29	have been jail for a	10
30	have been hope for a	9