Language and languages 61 Study and teaching 42 English language 22 Second language acquisition 18 Foreign speakers 15 Study and teaching (Secondary) 14 Computer-assisted instruction 8 Study and teaching (Higher) 8 Error analysis 7 Chinese language 5 Errors of usage 5 Malay language 5 Study and teaching (Primary) 4 Computer-assisted instruction for foreign speakers 3 Grammar 3 Language acquisition 3 Mandarin dialects 3 Tamil language 3 Vocabulary 3 Audio-visual aids 2 Competence and performance (Linguistics) 2 Data processing 2 Learning, Psychology of 2 Psychological aspects 2 Semantics 2 Social conditions 2 Adult education 1 Applied linguistics 1 Arabic language 1 Autonomy (Psychology) 1