English language -- Textbooks for foreign speakers Grammar -- 22 Grammar 19 Problems, exercises, etc 16 Rhetoric 12 Readers -- 10 more ... Vocabulary 9 Readers 8 Study and teaching 8 Vocabularies 8 College readers 5 Conservation and phrase books 5 Listening 5 Report writing 5 Spoken English 5 Handbooks, manuals, etc 4 Pronunciation 4 Rhetoric -- 4 Vocabularies -- 4 Composition and exercises 3 Current events 3 Americanisms 2 Business English 2 Conversation 2 Current events -- 2 Examinations -- 2 Examinations, questions, etc 2 Foreign speakers 2 Handbooks, manuals, etc. -- 2 less ...