SN4 ""

No	Pattern	Freq
1	in the previous	1185
2	of the previous	767
3	on the previous	339
4	over the previous	231
5	from the previous	203
6	to the previous	179
7	for the previous	156
8	during the previous	145
9	with the previous	141
10	under the previous	73
11	by the previous	72
12	at the previous	59
13	since the previous	34
14	after the previous	22
15	unlike the previous	19
16	about the previous	17
17	within the previous	16
18	like the previous	12
19	as the previous	9
20	throughout the previous	8
21	off the previous	7
22	upon the previous	5
23	among the previous	5
24	between the previous	5