- TOEFL Vabulary and Roots+Associative Memorizing Method TOEFL词汇词根+联想记忆法
- TOEFL Vocabulary-Word Root+Associative Memory-Portable Edition
- SAT Word Roots + Mnemonic Associations
- IELTS Vocabulary Root + Associative Memory Method (Portable Version in Non-Alphabetical Order)
- Word Root and Associative Memory Method of SAT (Portable Edition of Non-Alphabetical Order)



























