Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
trung cao » truong cao, trung co, trung ca
trung cap » truong cao, trung tam
san thanh » ban thanh, van thanh, son thanh
thanh lap » thanh san, phan lap, thanh hai
cong san » cong tac

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 sach - manh ((trung cao) OR (trung cap)) nhung cong san thanh lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - manh ((trung cao) OR (trung cap)) nhung cong san thanh lap".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - manh ((trung cao) OR (trung cap)) nhung cong san thanh lap*.