SN4 ""

No	Pattern	Freq
1	[conj] it [was/were] at [det]	35
2	[coord] it [was/were] at [det]	21
3	and it [was/were] at [det]	21
4	and it [was/were] at [det]	21
5	[subord] it [was/were] at [det]	11
6	[adv] it [was/were] at [det]	8
7	if it [was/were] at [det]	6
8	if it [was/were] at [det]	6
9	[adv] it [was/were] at [det]	6
10	it [was/were] [adv] at [det]	72
11	it [was/were] [not/n't] at [det]	40
12	it [was/were] not at [det]	40
13	it [was/were] [adv] at [det]	30
14	it [was/were] not at [det]	29
15	it [was/were] [verb] at [det]	27
16	it [was/were] [vb pp] at [det]	20
17	it [was/were] n't at [det]	11
18	it [was/were] [adj] at [det]	10
19	it [was/were] only at [det]	7
20	it [was/were] [adj] at [det]	7
21	it [was/were] only at [det]	7
22	it [was/were] also at [det]	6
23	it [was/were] also at [det]	6
24	it [was/were] at [art] [det]	6
25	it [was/were] at the [det]	6
26	it [was/were] at the [det]	6
27	it [was/were] at [art] [det]	6
28	it [was/were] at [prep] [det]	5
29	it [was/were] at about [det]	5
30	it [was/were] at [prep] [det]	5