Perhaps you should try some spelling variations:
chieu xanh » chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung nong » nhung cong, nhung bong, nhung chong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
nong van » song van, nong dan, nong san
ban ban » ban banh, can ban, ban dan

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 tinh))) or (chieu sach)) - hanh tranh cua nhung nong van ban ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chieu tinh))) OR (chieu sach)) - hanh tranh cua nhung nong van ban ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) or (chieu tinh))) or (chieu sach)) - hanh tranh cua nhung nong van ban ban*.