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Pushkin Russian Language Institute (Moscovo / Central Federal District / Rússia)
RussianLab (Moscovo / Central Federal District / Rússia)
Russian Village (Moscovo / Central Federal District / Rússia)
Saint Petersburg Polytechnic State University (São Petersburgo / Northwestern Federal District / Rússia)
Megapolis (Moscovo / Central Federal District / Rússia)
International Language School Cosmopolitan (Novosibirsk / Siberian Federal District / Rússia)