SUBJECT
Study and teaching
English language
21
Foreign speakers
11
Science
10
Language and languages
8
Social sciences
8
Languages, Modern
7
Mathematics
6
Linguistics
5
Physics
5
Research
4
Training of
4
English literature
3
English philology
3
History
3
Industrial arts
3
Periodicals
3
Philippines
3
Population
3
Simulation methods
3
Technical education
3
Arithmetic
2
Art
2
Biology
2
Birth control
2
Civilization
2
Diabetes
2
Drug abuse
2
Education
2
Executives
2
Forecasting
2
Game theory
2
Geography
2
Health education
2
Intercultural communication
2
Law
2
Manual training
2
Oral communication
2
Political science
2
Prevention
2
Psychology
2
Regional planning
2
School hygiene
2
Second language acquisition
2
Sociology
2
Speech
2
Variation
2
Abstracts
1
Advertising
1
Antiquities
1
more ...