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22power resources » power resources, manpower resources, powers resources
power resource » power resources, power source, water resource
4 costs » _ costs, 4 cost, 2 costs
1 costs » 10 costs, 12 costs, _ costs
22power resources » power resources, manpower resources, powers resources
power resource » power resources, power source, water resource
4 costs » _ costs, 4 cost, 2 costs
1 costs » 10 costs, 12 costs, _ costs