Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
chau tinh » cuu tinh, ha tinh, cua tinh
trung cam » trung tam, trung cap, trung nam
cam nhung » cam hung, nam nhung, tham nhung
cong danh » cuong danh, cong dan, cong thanh
danh van » doanh van, dang van, dinh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((chieu xanh) or (chau tinh))) or (chieu sach)) - hanh trung cam nhung cong danh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chau tinh))) OR (chieu sach)) - hanh trung cam nhung cong danh van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) or (chau tinh))) or (chieu sach)) - hanh trung cam nhung cong danh van ban*.