Tao Hoa Ban Tang Nen Tang Tri Tue Cho Nhan Loai Pdf Exclusive May 2026

Wait, the user said "nến tăng trí tuệ" which is "candles to enhance intelligence." So maybe it's about using specific scents, colors, or placement of candles and flowers in an environment to stimulate brain activity. The flowers could be for aesthetics, contributing to a calm environment that enhances learning or problem-solving.