Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
tinh cua » trinh cua, sinh cua, tinh chat
cong van » cong san, song van, cong tan

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