Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
hanh trang » thanh trung, canh tranh, hanh trinh
chuan chau » chuan chat, chuan ha, chua chay
va phuong » va thuong, cac phuong
tuan chau » tran chau, thanh chau, tuan thu
trang va » tran van, hang va
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (chieu sang)) - hanh trang va phuong cong van ((tuan chau) OR (chuan chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu sang)) - hanh trang va phuong cong van ((tuan chau) OR (chuan chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) or (chieu sang)) - hanh trang va phuong cong van ((tuan chau) OR (chuan chau))".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu sang)) - hanh trang va phuong cong van ((tuan chau) OR (chuan chau))*.