Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
quan nhung » qua nhung, cua nhung, luan chung
luan chinh » luan chi, hoan chinh, luat hinh
hanh tang » hanh trang, anh tang, hanh mang
cong anh » cong danh, dong anh, hong anh
anh quan » anh tuan, ban quan, anh nhan
quan cau » quang cao, toan cau, quan ha

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 (chieu sang)) - hanh tang ((quan nhung) or (luan chinh)) cong anh quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - hanh tang ((quan nhung) OR (luan chinh)) cong anh quan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - hanh tang ((quan nhung) or (luan chinh)) cong anh quan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) OR (chieu sang)) - hanh tang ((quan nhung) or (luan chinh)) cong anh quan cau*.