SN4 ""

No	Pattern	Freq
1	have been [verb] on [prep]	410
2	have be [v-ing] on [prep]	221
3	have be [vb pp] on [prep]	188
4	have be go on [prep]	166
5	have be going on [prep]	165
6	had be [verb] on [prep]	130
7	has be [verb] on [prep]	128
8	have be [verb] on for	121
9	have be [verb] on to	83
10	have be [verb] on [prep]	61
11	have be [verb] on in	50
12	have be [verb] on by	45
13	's be [verb] on [prep]	33
14	have be passed on [prep]	32
15	have be pass on [prep]	32
16	have be [verb] on [prep]	26
17	have be work on [prep]	20
18	have be [verb] on with	19
19	have be working on [prep]	19
20	have be take on [prep]	19
21	have be taken on [prep]	19
22	've be [verb] on [prep]	18
23	have be [verb] on since	18
24	have be [verb] on at	17
25	have be carry on [prep]	17
26	have be [verb] on about	14
27	have be carried on [prep]	12
28	have be lay on [prep]	9
29	have be laid on [prep]	9
30	'd be [verb] on [prep]	7