Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trinh » hanh chinh
cong thanh » dong thanh, cong trinh, cong tan
hop nhieu » hoc thieu, ho chieu, he nhieu
cong manh » cong danh, duong manh, hoang manh
cua nong » cua cong, cuu nong, cua dong
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: hop nhieu tang - ((canh tranh) or (hanh trinh)) cua nong ((cong manh) OR (cong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hop nhieu tang - ((canh tranh) OR (hanh trinh)) cua nong ((cong manh) OR (cong thanh)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hop nhieu tang - ((canh tranh) or (hanh trinh)) cua nong ((cong manh) OR (cong thanh)) toan cao".
• Adding a wildcard symbol may retrieve word variants: hop nhieu tang - ((canh tranh) or (hanh trinh)) cua nong ((cong manh) OR (cong thanh)) toan cao*.