Textbooks for foreign speakers English language 29 Problems, exercises, etc 20 Study and teaching 17 Foreign speakers 15 English 8 Grammar 7 Conversation and phrase books 3 Examinations 2 International english language testing system 2 Spoken English 2 Study guides 2 Test of English as a foreign language 2 Cantonese dialects 1 Dictionaries 1 Examinations, questions, etc 1 Exercises, problems, etc 1 French language 1 German language 1 International English Language Testing System 1 Khmer language 1 Korean language 1 Medical English 1 Oral communication 1 Portuguese language 1 Problems, exercise, etc 1 Self-instruction 1 Spoken French 1 Spoken German 1 Spoken Korean 1