Training of 619 Teachers 429 Study and teaching 134 Teaching 85 Education 83 English language 41 In-service training 40 more ... English teachers 35 Student teaching 31 Congresses 28 Periodicals 27 Teacher training 26 Foreign speakers 25 Physical education teachers 25 Handbooks, manuals, etc 24 Language teachers 23 Curricula 22 Student teachers 22 Science 20 Science teachers 20 Physical education and training 19 Research 19 Effective teaching 18 Case studies 17 Study and teaching (Higher) 17 Mentoring in education 16 Teachers colleges 16 Language and languages 15 Study and teaching (Secondary) 15 Vocational guidance 15 less ...