Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trinh » hanh chinh
hop nhieu » hoc thieu, ho chieu, he nhieu
nong cong » cong cong, tong cong, nang cong
cong manh » cong danh, duong manh, cong thanh
cua nong » cua cong, cuu nong, cua dong
toan cao » toan ban
toan tap » toan ban

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 ((toan cao) OR (toan tap))~.
• 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 ((toan cao) OR (toan tap)).
• 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 ((toan cao) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: hop nhieu tang - ((canh tranh) or (hanh trinh)) cua nong cong manh ((toan cao) OR (toan tap))*.