Study and teaching 459 English language -- 177 Study and teaching -- 125 German language -- 124 Grammar -- 112 Grammar 73 French language -- 64 more ... Spanish language -- 64 Foreign speakers 33 Chinese language -- 32 Pronounciation 32 Pronunciation 26 English 25 Audio-visual aids 23 Textbooks for foreign speakers 22 Diplomacy -- 19 English speakers 19 Listening 19 Self-instruction -- 19 Textbooks for foreign speakers -- 19 Vocabularies 19 Glossaries, vocabularies, etc 17 Sound recordings for English speakers 17 Vocabulaire 17 Conversation 16 English speakers -- 16 Reading 16 Spoken English 16 Study and teaching (Intermediate) 16 Exercises 15 less ...