Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hanh dong » anh dong, ha dong
luan hung » luan chung, lan hung, luan ung
hung cong » nhung cong, hung cuong, phung cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
anh dang » anh dong, anh dung, anh bang
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (chieu sang)) - ((hanh dong) or (anh dang)) luan hung cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu sang)) - ((hanh dong) OR (anh dang)) luan hung cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chieu sang)) - ((hanh dong) or (anh dang)) luan hung cong manh toan cau*.