Language and languages Study and teaching 1,323 Philosophy 1,050 Variation 368 Second language acquisition 347 Linguistics 344 History 269 more ... Grammar, Comparative and general 254 Sociolinguistics 253 English language 231 Lenguaje 221 Social aspects 196 Origin 183 Language acquisition 180 Political aspects 159 Religious aspects 153 Education 150 Psycholinguistics 141 Language and culture 139 Teaching 131 Foreign speakers 129 Didactica 120 Lenguas 118 Ensenanza 117 Language 117 Research 116 Language arts 112 Educacion 110 Estudio y ensenanza 108 Philology, Modern 106 less ...