6. Each of the three children was bought candies by their parents. Vitya was given 5 candies, while Masha received fewer candies than Vitya, and Sasha received as many candies as Vitya and Masha combined. How many candies could the parents have bought for all the children?
6. Based on the condition of the problem, Masha could have been bought $4, 3, 2$ or 1 candy, but then Sasha could have been bought $9, 8, 7$ or 6 candies. In total, the children could have been bought $18 (4+9+5=18), 16, 14$ or 12 candies.

Answer: $18, 16, 14$ or 12 candies.