SN4 ""

No	Pattern	Freq
1	[prep] [noun] at the time	593
2	[prep] [noun] at the time	593
3	[prep] [noun] at the time	592
4	[prep] [noun sg] at the time	298
5	in [noun] at the time	232
6	[prep] [noun prp] at the time	225
7	of [noun] at the time	141
8	[prep] [noun pl] at the time	58
9	on [noun] at the time	43
10	to [noun] at the time	34
11	for [noun] at the time	28
12	at [noun] at the time	23
13	[prep] force at the time	22
14	[prep] force at the time	22
15	by [noun] at the time	19
16	with [noun] at the time	13
17	from [noun] at the time	13
18	[prep] [n mass] at the time	12
19	[prep] existence at the time	11
20	[prep] existence at the time	11
21	[prep] england at the time	10
22	[prep] england at the time	10
23	[prep] use at the time	9
24	[prep] europe at the time	9
25	[prep] europe at the time	9
26	[prep] use at the time	9
27	under [noun] at the time	8
28	[prep] britain at the time	8
29	[prep] britain at the time	8
30	[prep] holiday at the time	7