| title | ISBN-13 | year of publication |
|---|---|---|
| Auxiliary Verbs- Is, Am, Are, Was, Were: Patterns And Examples | 978-1-4927-4312-5 | 2013 |
| Common English Phrases: Phrases Containing Two Or More Words | 978-1-4910-7705-4 | 2013 |
| Dictionary of Humorous Words: Vocabulary Building | 978-1-5005-4497-3 | 2014 |
| English Interrogative Sentences: Common Interrogative Patterns | 978-1-4910-5014-9 | 2013 |
| Interchange Of Active And Passive Voice: Patterns And Examples | 978-1-4921-5707-6 | 2013 |