| Vowels | Country | % Correct |
|---|---|---|
| UUUAY | Uruguay | 94%
|
| UIEAEOAEIA | United States Of America | 91%
|
| UIEAAEIAE | United Arab Emirates | 89%
|
| UIEIO | United Kingdom | 89%
|
| UAIE | Ukraine | 72%
|
| UEY | Turkey | 68%
|
| UAU | Tuvalu | 68%
|
| UUI | Burundi | 64%
|
| UIEA | Guinea | 64%
|
| UIA | Russia | 64%
|
| YIA | Syria | 64%
|
| UAEAA | Guatemala | 61%
|
| UIEAIAU | Guinea-Bissau | 60%
|
| UIAE | Suriname | 59%
|
| UAIA | Bulgaria | 58%
|
| UAY | Hungary | 56%
|
| UAI | Kuwait | 55%
|
| UEI | Brunei | 54%
|
| UIIA | Tunisia | 54%
|
| YYA | Kyrgyzstan | 52%
|
| UEOU | Luxembourg | 51%
|
| YU | Cyprus | 50%
|
| UIAAO | Burkina Faso | 47%
|