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... PROTOLANG ... (3 elements)

fr (1) : PROTOLANGUE

... PROTOLAN ... (3 elements)

PROTOLANGUAGE · PROTOLANGUAGES · PROTOLANGUE

... ROTOLANG ... (3 elements)

PROTOLANGUAGE · PROTOLANGUAGES · PROTOLANGUE

... PROTOLANGU ... (3 elements)

PROTOLANGUAGE · PROTOLANGUAGES · PROTOLANGUE