Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung hai » trung ha, trung dai, trong hai
dung cong » dung trong
manh toan » thanh toan, anh tuan, tinh toan
hai dung » hai duong, mai dung, hai dang
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sach)) - thanh trung hai dung cong ((dan chan) or (manh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - thanh trung hai dung cong ((dan chan) OR (manh toan)) cao.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sach)) - thanh trung hai dung cong ((dan chan) or (manh toan)) cao*.