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tinh than » tinh thanh, tinh toan, tinh thai
than khoa » toan khoa, nhan khoa, thai khoa
bat tinh » ban tinh, sat tinh, bac tinh
khoa hoc » hoa hoc
tu bat » tu ban, tu dat
tinh than » tinh thanh, tinh toan, tinh thai
than khoa » toan khoa, nhan khoa, thai khoa
bat tinh » ban tinh, sat tinh, bac tinh
khoa hoc » hoa hoc
tu bat » tu ban, tu dat
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