Grammar English language -- 65 French language -- 53 Study and teaching 49 Textbooks for foreign speakers 27 Pronounciation 26 Spanish language -- 24 more ... English 21 German language -- 21 Vocabulaire 17 Textbooks for foreign speakers -- 14 Vocabulary 11 French Language -- 9 Grammar -- 8 Pronunciation 8 Chinese language -- 7 Self-instruction 7 Foreign speakers 5 Problems, exercises, etc 5 Spoken German 5 Usage 5 Vocabularies -- 5 Exercises 4 Glossaries, vocabularies, etc 4 Sentences 4 Vocabularies 4 Applicative grammar 3 English language 3 Rhetoric 3 Sound recordings for English speakers 3 less ...