Perhaps you should try some spelling variations:
canh thanh » canh tranh, danh thanh, anh thanh
hoc thieu » toc thieu, hoc hien
thanh van » thanh san, thanh toan, thanh phan
trong dan » trong dang, trong san, trong tan
ho chieu » theo chieu, doi chieu, mot chieu
van dung » van dong, xay dung, tin dung
phan cau » phan dau, phan cac, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) xanh - canh thanh van dung trong dan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - canh thanh van dung trong dan ((phan cau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) xanh - canh thanh van dung trong dan ((phan cau) or (phan tu))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) xanh - canh thanh van dung trong dan ((phan cau) or (phan tu))*.