| 1. Mascull, B, Best Practice : Intermediate : Business English in a Global Context. United Kingdom : THOMSON | 0.15 |
| 2. Mascull, B, Best Practice : Upper Intermediate : Business English in a Global Context. United Kingdom : THOMSON | 0.17 |
| 3. Hill, S. A, Change Up! : Intermediate. Italy : Eli | 0.02 |
| 4. Hill, S. A, Change Up! : Upper intermediate. Italy : Eli | 0.02 |
| 5. Murphy, R, English Grammar in Use. Cambridge : CAMBRIDGE University Press | 0.12 |
| 6. Murphy, R, Essential Grammar in Use. Cambridge : CAMBRIDGE University Press | 0.04 |
| 7. Trappe, T, Intelligent Business : Intermediate Business English. Slovakia : Pearson Education Limited | 0.10 |
| 8. Trappe, T, Intelligent Business : Intermediate Business English. Edinburgh : LONGMAN | 0.48 |
| 9. Trappe, T, Intelligent Business : Intermediate Business English. Edinburgh, England : Pearson Education Limited | 0.10 |
| 10. Johnson, C, Intelligent Business : Intermediate Business English. Edinburg : LONGMAN | 0.06 |
| 11. Pile L., Intelligent Business : Intermediate Business English. Edinburgh : Pearson Education Limited | 0.05 |
| 12. Johnson, C, Intelligent Business : Pre-Intermediate Business English. Edinburgh : LONGMAN | 0.38 |
| 13. Barrall, I, Intelligent Business : Pre-Intermediate Business English. Edinburgh : LONGMAN | 0.08 |
| 14. Trappe, T, Intelligent Business : Upper Intermediate Business English. Edinburg : LONGMAN | 0.40 |
| 15. Trappe, T, Intelligent Business : Upper Intermediate Business English. Edinburg : Pearson Education Limited | 0.11 |
| 16. Johnson, C, Intelligent Business : Upper Intermediate Business English. Edinburg : LONGMAN | 0.10 |
| 17. Strutt P., Market Leader : Business Grammar and Usage. Edinburgh : PEARSON | 0.02 |
| 18. Smith, T, Market Leader : Business Law. Edinburg : LONGMAN | 0.03 |
| 19. Widdowson, R, Market Leader : Business Law. Edinburgh, England : Pearson Education Limited | 0.12 |
| 20. Cotton, D, Market Leader : Elementary Business English. Edinburgh : Pearson Education Limited | 0.05 |
| 21. Cotton, D, Market Leader : Intermediate Business English. Edinburg, England : LONGMAN | 0.13 |
| 22. Cotton, D, Market Leader : Intermediate Business English. Edinburg : Pearson Education Limited | 0.03 |
| 23. Cotton, D, Market Leader : Upper Intermediate Business English. Edinburgh, England : Pearson Education Limited | 0.13 |
| 24. Cunningham, S, New cutting edge : Intermediate. Edinburgh, England : Pearson Education Limited | 0.01 |
| 25. Carr, J. C, New cutting edge : Intermediate. Edinburg, England : Pearson Education Limited | 0.01 |
| 26. Cunningham, S, New cutting edge : Pre-Intermediate. Edinburgh, England : Pearson Education Limited | 0.01 |
| 27. Carr, J. C, New cutting edge : Pre-Intermediate. Edinburgh, England : Pearson Education Limited | 0.01 |
| 28. Clare, A, Speakout : Intermediate. Edinburgh : Pearson Education Limited | 0.04 |
| 29. Clare, A, Speakout : Intermediate. Edinburgh : Pearson Education Limited | 0.04 |
| 30. Eales, F, Speakout : Upper Intermediate. Edinburgh : Pearson Education Limited | 0.05 |
| 31. Eales, F, Speakout : Upper Intermediate. Edinburgh : Pearson Education Limited | 0.05 |