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| приниматься за изучение минералогии (about the composition, about it, about one's washing, about one's work, etc., и т.д.); браться за изучение минералогии (about the composition, about it, about one's washing, about one's work, etc., и т.д.) | |||
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| приниматься за изучение минералогии (about the composition, about it, about one's washing, about one's work, etc., и т.д.); браться за изучение минералогии (about the composition, about it, about one's washing, about one's work, etc., и т.д.) | |||