| 1 | login to start learning | | | | | | | 2 | 0.24% |
| 2 | finland france french guiana | | | | | | | 1 | 0.12% |
| 3 | christmas island cocos keeling | | | | | | | 1 | 0.12% |
| 4 | sudan spain sri lanka | | | | | | | 1 | 0.12% |
| 5 | the cook islands costa | | | | | | | 1 | 0.12% |
| 6 | of the cook islands | | | | | | | 1 | 0.12% |
| 7 | republic of the cook | | | | | | | 1 | 0.12% |
| 8 | democratic republic of the | | | | | | | 1 | 0.12% |
| 9 | the democratic republic of | | | | | | | 1 | 0.12% |
| 10 | congo the democratic republic | | | | | | | 1 | 0.12% |
| 11 | congo congo the democratic | | | | | | | 1 | 0.12% |
| 12 | comoros congo congo the | | | | | | | 1 | 0.12% |
| 13 | spain sri lanka sudan | | | | | | | 1 | 0.12% |
| 14 | cocos keeling islands colombia | | | | | | | 1 | 0.12% |
| 15 | island cocos keeling islands | | | | | | | 1 | 0.12% |
| 16 | china christmas island cocos | | | | | | | 1 | 0.12% |
| 17 | islands south sudan spain | | | | | | | 1 | 0.12% |
| 18 | chile china christmas island | | | | | | | 1 | 0.12% |
| 19 | chad chile china christmas | | | | | | | 1 | 0.12% |
| 20 | suriname svalbard and jan | | | | | | | 1 | 0.12% |
| 21 | svalbard and jan mayen | | | | | | | 1 | 0.12% |
| 22 | islands central african republic | | | | | | | 1 | 0.12% |
| 23 | cayman islands central african | | | | | | | 1 | 0.12% |
| 24 | verde cayman islands central | | | | | | | 1 | 0.12% |
| 25 | cape verde cayman islands | | | | | | | 1 | 0.12% |
| 26 | canada cape verde cayman | | | | | | | 1 | 0.12% |
| 27 | cameroon canada cape verde | | | | | | | 1 | 0.12% |
| 28 | and jan mayen swaziland | | | | | | | 1 | 0.12% |
| 29 | jan mayen swaziland sweden | | | | | | | 1 | 0.12% |
| 30 | mayen swaziland sweden switzerland | | | | | | | 1 | 0.12% |
| 31 | burkina faso burundi cambodia | | | | | | | 1 | 0.12% |
| 32 | south sudan spain sri | | | | | | | 1 | 0.12% |
| 33 | côte divoire croatia cuba | | | | | | | 1 | 0.12% |
| 34 | rica côte divoire croatia | | | | | | | 1 | 0.12% |
| 35 | guinea eritrea estonia ethiopia | | | | | | | 1 | 0.12% |
| 36 | slovenia solomon islands somalia | | | | | | | 1 | 0.12% |
| 37 | solomon islands somalia south | | | | | | | 1 | 0.12% |
| 38 | french guiana french polynesia | | | | | | | 1 | 0.12% |
| 39 | france french guiana french | | | | | | | 1 | 0.12% |
| 40 | islands somalia south africa | | | | | | | 1 | 0.12% |