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