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tinh than » tinh thanh, tinh toan, tinh thai
than khoa » toan khoa, nhan khoa, thai khoa
sat tinh » hoat tinh, may tinh, ha tinh
khoa hoc » hoa hoc
tu sat » tu bat, tu dat, tu hat
tinh than » tinh thanh, tinh toan, tinh thai
than khoa » toan khoa, nhan khoa, thai khoa
sat tinh » hoat tinh, may tinh, ha tinh
khoa hoc » hoa hoc
tu sat » tu bat, tu dat, tu hat
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