English language -- Study and teaching 12 Textbooks for foreign speakers 9 Business English 8 Grammar -- 8 Foreign speakers 5 Study and teaching -- 5 more ... Listening 4 Grammar 3 Spoken language 2 Study and teaching (Intermediate) 2 Business 1 Business -- 1 Business communication 1 Business practice communication 1 Conversation 1 English language 1 Examinations, questions, etc 1 Idioms 1 Intonation 1 Language art (Elementary) 1 Negotiation 1 Problems, exercises, etc 1 Pronunciation 1 Readers 1 Readers (Secondary) 1 Readers -- 1 Reading 1 Self-preservation 1 Study and teaching (Early intermediate) 1 less ...