SN4 ""

No	Pattern	Freq
1	[noun sg] of [noun] at the	1924
2	[noun] of [noun sg] at the	1431
3	[noun] of [noun pl] at the	609
4	[noun pl] of [noun] at the	335
5	[noun] of [noun prp] at the	188
6	[noun] of state at the	111
7	[noun] of state at the	111
8	professor of [noun] at the	87
9	professor of [noun] at the	87
10	[noun] of [n mass] at the	80
11	minister of [noun] at the	76
12	minister of [noun] at the	73
13	number of [noun] at the	58
14	number of [noun] at the	54
15	lot of [noun] at the	43
16	lot of [noun] at the	43
17	[n mass] of [noun] at the	37
18	head of [noun] at the	31
19	[noun] of staff at the	30
20	[noun] of staff at the	30
21	sense of [noun] at the	28
22	sense of [noun] at the	28
23	head of [noun] at the	28
24	group of [noun] at the	27
25	secretary of [noun] at the	25
26	couple of [noun] at the	25
27	department of [noun] at the	25
28	secretary of [noun] at the	25
29	couple of [noun] at the	25
30	group of [noun] at the	24