Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
han phuong » van phuong, dan phuong, han thuong
trung cap » truong cao, trung tam
doan phan » doanh phan, toan phan, dan phan
van phan » van phong, van thanh, luan phan
cap han » cap phan, cap can, cap hay

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 sach) OR (chieu sang)) - thanh trung cap han phuong ((van phan) or (doan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - thanh trung cap han phuong ((van phan) OR (doan phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chieu sang)) - thanh trung cap han phuong ((van phan) or (doan phan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chieu sang)) - thanh trung cap han phuong ((van phan) or (doan phan)) cau*.