More common abbreviations in English
1. **etc.** - et cetera
2. **i.e.** - id est
3. **e.g.** - exempli gratia
4. **A.M.** - ante meridiem
5. **P.M.** - post meridiem
6. **USA** - United States of America
7. **CEO** - Chief Executive Officer
8. **FYI** - For Your Information
9. **DIY** - Do It Yourself
10. **VIP** - Very Important Person
11. **FAQ** - Frequently Asked Questions
12. **GPS** - Global Positioning System
13. **NASA** - National Aeronautics and Space Administration
14. **TV** - Television
15. **IQ** - Intelligence Quotient
16. **UN** - United Nations
17. **GMT** - Greenwich Mean Time
18. **PM** - Prime Minister
19. **CEO** - Chief Executive Officer
20. **CPR** - Cardiopulmonary Resuscitation