SN4 ""

No	Pattern	Freq
1	[noun] [was/were] held at	182
2	[noun sg] [was/were] held at	125
3	[noun pl] [was/were] held at	43
4	[pron] [was/were] held at	35
5	which [was/were] held at	22
6	which [was/were] held at	22
7	[Wh det] [was/were] held at	22
8	meeting [was/were] held at	14
9	[noun prp] [was/were] held at	12
10	[pers pn] [was/were] held at	12
11	meeting [was/were] held at	11
12	it [was/were] held at	9
13	reception [was/were] held at	9
14	it [was/were] held at	9
15	[adj] [was/were] held at	9
16	service [was/were] held at	8
17	service [was/were] held at	8
18	reception [was/were] held at	8
19	[conj] [was/were] held at	7
20	conference [was/were] held at	7
21	party [was/were] held at	6
22	party [was/were] held at	6
23	conference [was/were] held at	6
24	[det] [was/were] held at	5
25	event [was/were] held at	5
26	[was/were] being held at	17
27	[was/were] [be] held at	17
28	[was/were] [being] held at	17
29	[was/were] be held at	17
30	[was/were] [adv] held at	12