English language -- 69 Study and teaching 51 German language -- 28 Grammar -- 26 Textbooks for foreign speakers 18 English 17 Glossaries, vocabularies, etc 17 more ... Spanish language -- 17 English language 14 Grammar 14 French language -- 13 Spanish language 13 German language 11 Pronunciation 11 Textbooks for foreign speakers -- 11 Conversation 9 Dictionaries -- 9 Conversation and phrase books -- 8 Pronounciation 8 Business English 7 Listening 7 Vocabularies 7 Study and teaching -- 6 Vocabulary 6 Foreign speakers 5 French language 5 Language art (Elementary) 5 Study and teaching (Intermediate) 5 Conversation and phrase book -- 4 Stories 4 less ...