Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, cong tan
chan dung » van dung, dan dung
phan cac » phan dau, phan lap, phan van
ap dung » xay dung, van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - thanh trung ((ap dung) or (chan dung)) cong thanh ((phan cac) OR (nhan cach))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung ((ap dung) OR (chan dung)) cong thanh ((phan cac) OR (nhan cach)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh trung ((ap dung) or (chan dung)) cong thanh ((phan cac) OR (nhan cach))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung ((ap dung) or (chan dung)) cong thanh ((phan cac) OR (nhan cach))*.