Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
thanh dung » thanh duong, thanh tung, thanh hung
doi chieu » doi chi, ho chieu, mot chieu
tuong dan » huong dan, tung dan, xuong dan
doc hieu » toc thieu, hoc thieu, hoc hien
thai cao » thoai cac, thuat cao, toan cao
tai cao » tao cao, tai sao, tai cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doc hieu)) tinh - thanh dung va nhung tuong dan ((thai cao) OR (tai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) tinh - thanh dung va nhung tuong dan ((thai cao) OR (tai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (doc hieu)) tinh - thanh dung va nhung tuong dan ((thai cao) OR (tai cao))".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doc hieu)) tinh - thanh dung va nhung tuong dan ((thai cao) OR (tai cao))*.