Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu lang » chieu sang, hieu quang, nhieu tang
hanh tang » hanh trang, anh tang, hanh mang
luong vat » luong va, luong van, luong tai
cua dang » cua ban
vat tuan » van tuan, va tuan, vat thanh
tuan cu » tuan tu, quan cua, tuan thu

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 xanh) or (hieu lang)) - hanh tang ((cua dang) or (cua cong)) luong vat tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (hieu lang)) - hanh tang ((cua dang) OR (cua cong)) luong vat tuan cu.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (hieu lang)) - hanh tang ((cua dang) or (cua cong)) luong vat tuan cu*.