German language 300 English 204 Grammar 83 Textbooks for foreign speakers 77 English language 51 Spoken German 50 German 45 Conversation and phrase books 37 Dictionaries 35 Study and teaching 22 Verb 22 Self-instruction 17 Composition and exercises 12 Sound recordings for English speakers 12 Vocabulary 12 Business German 10 Glossaries, vocabularies, etc 9 English speakers 8 Germanic languages 7 Linguistics 6 History 5 Pronunciation by foreign speakers 5 Study and teaching (Secondary) 5 Audio-visual aids 4 Grammar, Comparative 4 Grammar, Comparative and general 4 Problems, exercises, etc 4 Psycholinguistics 4 Self instruction 4 Semantics 4