Esperanto
J._R._R._Tolkien
Gottfried_Leibniz
Wilhelm_Ostwald
Leo_Tolstoy
George_Orwell
René_Descartes
Jîn-chō_giân-gú
Václav_Havel
George_Soros
Goân-chó͘_Ìn-Au_giân-gí
Interlingua
Volapük
Ido-gí
Ki-pún_Eng-gí
Chho͘-tāi_Cecil_of_Chelwood_Chú-chiok_Robert_Cecil
Kńg-chi̍h-ōe
Nitobe_Inazô
Na'vi-gí
Tâi-oân_ESP_Hia̍p-hōe
Interlingue
Lingua_Franca_Nova
Wladimir_Köppen