năng lượng mặt trời 
solar power, solar energy [ năng ] : ability; often, frequently, many a time
[ lượng ] : amount, capacity, quantity, number, amount, dose, dosage
[ mặt ] : (1) right; (2) face, surface, dial; (3) side, aspect
[ trời ] : heaven, sky; area, region, sphere
Most Common Compounds Set 1:
Most Common Compounds Set 2 :