Question 1: ________ is divided into twelve economic regions (Russian: экономи́ческие райо́ны, ekonomicheskiye rayony, sing. | |||
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Question 2: Similar ________, ecological, and geological conditions; | |||
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Question 3: Volga (Поволжский, Povolzhsky), the traditional name of the region, meaning "the area by the ________" | |||
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