Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chieu sang, chieu xanh
trung van » truong van, trong van, trung va
trong ban » trong san, trong tan, trong quan
nhanh bac » nhanh ha, nhanh va
van dung » van dong, xay dung, tin dung
hanh bac » thanh bac, hanh cac, danh bac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chiet tach) OR (chieu sach)) - thanh trung van dung trong ban ((hanh bac) or (nhanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (chieu sach)) - thanh trung van dung trong ban ((hanh bac) OR (nhanh bac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chiet tach) OR (chieu sach)) - thanh trung van dung trong ban ((hanh bac) or (nhanh bac))".
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) OR (chieu sach)) - thanh trung van dung trong ban ((hanh bac) or (nhanh bac))*.