SN4 ""

No	Pattern	Freq
1	[adj] [noun pl] department	357
2	[adj] services department	241
3	social [noun pl] department	227
4	social [noun pl] department	227
5	[adj] affairs department	22
6	public [noun pl] department	21
7	public [noun pl] department	21
8	[adj] relations department	16
9	technical [noun pl] department	6
10	modern [noun pl] department	6
11	[adj] studies department	6
12	modern [noun pl] department	6
13	national [noun pl] department	6
14	national [noun pl] department	6
15	technical [noun pl] department	6
16	[adj] accounts department	6
17	foreign [noun pl] department	5
18	[det] [noun pl] department	5
19	foreign [noun pl] department	5
20	local [noun pl] department	5
21	local [noun pl] department	5