SUBJECT
Social aspects
Functional literacy
15
Literacy
12
Education
9
Irrigation
6
Social conditions
6
Agricultural productivity
4
Climate change mitigation
4
Climatic changes
4
Environmental aspects
4
Food security
4
Non-formal education
4
Philippines
4
Property
4
Abnormalities
3
Culture
3
Economic development
3
Foot
3
Management
3
Manners and customs
3
Politics and government
3
Population education
3
Social history
3
Technology
3
Technology and state
3
Disaster relief
2
Drinking customs
2
Economic aspects
2
Emergency management
2
Forests and forestry
2
Globalization
2
History
2
International economic integration
2
International economic relations
2
International relations
2
International trade
2
Minorities
2
Nationalism
2
Natural disasters
2
Psychological aspects
2
Rice wines
2
Song
2
Capitalists and financiers
1
Cattle
1
Cattle trade
1
Child care
1
Children
1
Congresses
1
Demography
1
Economic conditions
1
Máis ...