Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trinh » canh tranh
dung cong » dung trong
quang cao » quang nam, quang cua
ho nhieu » hop nhieu, ho chieu, he nhieu
cua dung » cua dang, cua dong, qua dung
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho nhieu tang - ((hanh trinh) or (hanh chinh)) cua dung cong san ((quang cao) or (nang cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho nhieu tang - ((hanh trinh) OR (hanh chinh)) cua dung cong san ((quang cao) OR (nang cao)).
• Adding a wildcard symbol may retrieve word variants: ho nhieu tang - ((hanh trinh) or (hanh chinh)) cua dung cong san ((quang cao) or (nang cao))*.