SN4 ""

No	Pattern	Freq
1	[was/were] at the [adj] time	42
2	[was/were] at the [det] time	36
3	[was/were] at the same time	36
4	[was/were] at the same time	36
5	[was/were] at the [adj] time	5
6	[pron] [was/were] at the time	64
7	[pers pn] [was/were] at the time	38
8	[noun] [was/were] at the time	24
9	it [was/were] at the time	22
10	it [was/were] at the time	22
11	[Wh pn] [was/were] at the time	13
12	who [was/were] at the time	12
13	who [was/were] at the time	12
14	[noun sg] [was/were] at the time	10
15	[noun pl] [was/were] at the time	9
16	there [was/were] at the time	8
17	[ex0] [was/were] at the time	8
18	there [was/were] at the time	8
19	they [was/were] at the time	7
20	they [was/were] at the time	7
21	[Wh det] [was/were] at the time	5
22	[was/were] [verb] at the time	209
23	[was/were] [adj] at the time	162
24	[was/were] [vb pp] at the time	141
25	[was/were] [adj] at the time	127
26	[was/were] [v-ing] at the time	66
27	[was/were] [adv] at the time	53
28	[was/were] [num] at the time	32
29	[was/were] [adv] at the time	31
30	[was/were] [adv prt] at the time	14