SN4 ""

No	Pattern	Freq
1	[conj] at [adv] it [was/were]	30
2	[coord] at [adv] it [was/were]	29
3	but at [adv] it [was/were]	20
4	but at [adv] it [was/were]	20
5	[adv] at [adv] it [was/were]	8
6	[adv] at [adv] it [was/were]	8
7	[verb] at [adv] it [was/were]	6
8	[vb past] at [adv] it [was/were]	5
9	or at [adv] it [was/were]	5
10	or at [adv] it [was/were]	5
11	at [adj] [adv] it [was/were]	7
12	at [adv] [conj] it [was/were]	13
13	at [adv] that it [was/were]	6
14	at [adv] that it [was/were]	6
15	at [adv] [that] it [was/were]	6
16	at [adv] [subord] it [was/were]	5
17	at [adv] it [was/were] [adv]	20
18	at [adv] it [was/were] [adj]	19
19	at [adv] it [was/were] [adj]	16
20	at [adv] it [was/were] [art]	13
21	at [adv] it [was/were] [art]	13
22	at [adv] it [was/were] a	11
23	at [adv] it [was/were] [not/n't]	10
24	at [adv] it [was/were] not	10
25	at [adv] it [was/were] a	10
26	at [adv] it [was/were] [adv]	9
27	at [adv] it [was/were] n't	8
28	at [adv] it [was/were] [verb]	6
29	at [adv] it [was/were] [noun]	5
30	at [adv] it [was/were] [vb pp]	5