Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chinh cong » thanh cong, trinh cong
thuoc dung » hoc dung
hoc thieu » toc thieu, hoc hien
thuc dung » tuc dung, thuat dung, thuc dan
thuy dung » thuy duong, huy duong, huu dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - chinh cong ((thuc dung) or (((thuy dung) OR (thuoc dung)))) cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - chinh cong ((thuc dung) OR (((thuy dung) OR (thuoc dung)))) cong san toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - chinh cong ((thuc dung) or (((thuy dung) OR (thuoc dung)))) cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - chinh cong ((thuc dung) or (((thuy dung) OR (thuoc dung)))) cong san toan tap*.