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Subject
Boundaries
11
Society
10
Housing
5
Labor supply
5
Population
5
Transportation
4
Chinese provinces
3
Roads
3
Sex ratio
3
Administrative and political divisions
2
Counties
2
Inland Waters
2
Location
2
Rivers
2
Age distribution (Demography)
1
Cities and towns
1
Coasts
1
Islands
1
Railroads
1