SN4 ""

No	Pattern	Freq
1	[noun] [prep] [noun] at the [noun]	3276
2	[noun sg] [prep] [noun] at the [noun]	2474
3	[verb] [prep] [noun] at the [noun]	1416
4	[noun pl] [prep] [noun] at the [noun]	625
5	[vb pp] [prep] [noun] at the [noun]	554
6	[adv] [prep] [noun] at the [noun]	459
7	[vb past] [prep] [noun] at the [noun]	321
8	[be] [prep] [noun] at the [noun]	291
9	be [prep] [noun] at the [noun]	291
10	[adj] [prep] [noun] at the [noun]	286
11	[v-ing] [prep] [noun] at the [noun]	236
12	[adv] [prep] [noun] at the [noun]	228
13	[adv prt] [prep] [noun] at the [noun]	204
14	[adj] [prep] [noun] at the [noun]	183
15	[noun prp] [prep] [noun] at the [noun]	110
16	[was/were] [prep] [noun] at the [noun]	94
17	[to-vb] [prep] [noun] at the [noun]	89
18	[pron] [prep] [noun] at the [noun]	87
19	go [prep] [noun] at the [noun]	78
20	[vb infin] [prep] [noun] at the [noun]	76
21	[conj] [prep] [noun] at the [noun]	73
22	[is] [prep] [noun] at the [noun]	71
23	come [prep] [noun] at the [noun]	70
24	[vb -s] [prep] [noun] at the [noun]	70
25	[vb base] [prep] [noun] at the [noun]	70
26	out [prep] [noun] at the [noun]	68
27	professor [prep] [noun] at the [noun]	68
28	was [prep] [noun] at the [noun]	68
29	out [prep] [noun] at the [noun]	68
30	professor [prep] [noun] at the [noun]	68