English language -- 54 Textbooks for foreign speakers Grammar 16 Grammar -- 12 Problems, exercises, etc 11 Vocabularies 7 Vocabulary 6 more ... Conservation and phrase books 5 Readers 4 Study and teaching 4 Vocabularies -- 4 College readers 3 Report writing 3 Rhetoric 3 Composition and exercises 2 Examinations -- 2 Foreign speakers 2 Listening 2 Readers -- 2 Study and teaching -- 2 Study guides 2 Authorship 1 Business 1 Comprehension and precis -- 1 Diaries -- 1 Editing -- 1 Examinations, questions, etc 1 For non-English speaking students 1 Handbooks, manuals, etc 1 Intonation 1 less ...