Perhaps you should try some spelling variations:
chiet tach » chieu sach
chieu tinh » trieu tinh, lieu tinh, chau tinh
duong rong » duong trong, duong hong, duong rung
duong cong » dung cong, luong cong, duong trong
thanh toan » thanh hoa, thanh san, tinh toan
tranh va » tranh van, trang va, trinh va
toan cao » toan ban, toan tap

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 tinh)) - canh tranh va ((duong rong) OR (duong cong)) thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (chieu tinh)) - canh tranh va ((duong rong) OR (duong cong)) thanh toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chiet tach) or (chieu tinh)) - canh tranh va ((duong rong) OR (duong cong)) thanh toan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (chieu tinh)) - canh tranh va ((duong rong) OR (duong cong)) thanh toan cao*.