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sinh dien » sinh vien, tinh dien, kinh dien
khoa hoc » hoa hoc
tu sinh » thu sinh, tuc sinh, tu minh
dien he » vien he, dien hoa, trien he
he khoa » che khoa, ke khoa, te khoa
sinh dien » sinh vien, tinh dien, kinh dien
khoa hoc » hoa hoc
tu sinh » thu sinh, tuc sinh, tu minh
dien he » vien he, dien hoa, trien he
he khoa » che khoa, ke khoa, te khoa
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