Language and languages Study and teaching 431 Philosophy 360 Variation 144 Second language acquisition 133 Linguistics 109 Sociolinguistics 103 more ... English language 93 Grammar, Comparative and general 86 History 83 Political aspects 70 Language and culture 67 Origin 60 Language acquisition 56 Translating and interpreting 51 Sex differences 47 Languages 45 Language 42 Social aspects 42 Psycholinguistics 41 Linguistic change 40 Foreign speakers 36 Research 34 History and criticism 31 Semantics (Philosophy) 31 Multilingualism 29 Religious aspects 29 Semantics 29 Communication 28 Computer-assisted instruction 28 less ...