Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
van dung » van dong, xay dung, tin dung
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
ap dung » xay dung
hang ca » hang va, nang cao, hang tai

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 xanh - thanh trung ((ap dung) OR (van dung)) ((cong ban) or (cong san)) hang ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ((ap dung) OR (van dung)) ((cong ban) OR (cong san)) hang ca.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh trung ((ap dung) OR (van dung)) ((cong ban) or (cong san)) hang ca".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ((ap dung) OR (van dung)) ((cong ban) or (cong san)) hang ca*.