Acquisition 37 Langue seconde Research Second language acquisition 37 Study and teaching Étude et enseignement 36 Recherche 35 Language and languages 27 Langage et langues 26 FOREIGN LANGUAGE STUDY 21 General 19 LANGUAGE ARTS & DISCIPLINES 19 Linguistics 16 Foreign speakers 12 Grammar & Punctuation 12 Spelling 12 Allophones 10 Alphabets & Writing Systems 10 Langage 9 Language acquisition 9 English language 8 Methodology 8 Multi-Language Phrasebooks 8 Readers 8 Anglais (Langue) 6 Interlanguage (Language learning) 5 Interlangue (Apprentissage des langues) 5 Language Development 5 Aspect 4 Aspect (Linguistique) 4