SN4 ""

No	Pattern	Freq
1	[noun] [adj] at the time	121
2	[noun] [adj] at the time	111
3	[noun pl] [adj] at the time	62
4	[noun sg] [adj] at the time	49
5	[noun] available at the time	26
6	[noun] available at the time	26
7	[noun] old at the time	22
8	[noun] old at the time	22
9	years [adj] at the time	19
10	[noun] prevailing at the time	19
11	year [adj] at the time	19
12	[noun] prevailing at the time	19
13	[noun] [num] at the time	10
14	month [adj] at the time	8
15	months [adj] at the time	8
16	information [adj] at the time	8
17	information [adj] at the time	8
18	rate [adj] at the time	7
19	conditions [adj] at the time	5
20	[noun] pregnant at the time	5
21	[noun] pregnant at the time	5
22	[noun prp] [adj] at the time	5
23	rates [adj] at the time	5
24	condition [adj] at the time	5