SN4 ""

No	Pattern	Freq
1	[noun] [to-vb] on the	1175
2	[noun sg] [to-vb] on [art]	1029
3	[noun pl] [to-vb] on [art]	357
4	[noun] [to-vb] on a	314
5	[noun prp] [to-vb] on [art]	109
6	[noun] to work on [art]	71
7	time [to-vb] on [art]	57
8	time [to-vb] on [art]	56
9	[noun] to comment on [art]	55
10	[noun] to bear on [art]	55
11	[noun] to go on [art]	55
12	opportunity [to-vb] on [art]	46
13	[noun] to concentrate on [art]	46
14	[noun] to decide on [art]	44
15	[noun] to sit on [art]	44
16	opportunity [to-vb] on [art]	43
17	[noun] to focus on [art]	41
18	[noun] [to-vb] on an	39
19	[n mass] [to-vb] on [art]	35
20	[noun] to put on [art]	34
21	[noun] to reflect on [art]	33
22	chance [to-vb] on [art]	32
23	chance [to-vb] on [art]	32
24	[noun] to appear on [art]	31
25	order [to-vb] on [art]	31
26	order [to-vb] on [art]	30
27	[noun] to report on [art]	26
28	[noun] to rely on [art]	25
29	[noun] to embark on [art]	24
30	[noun] to advise on [art]	24