Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
trung tuan » trung thanh, trung tam, tran tuan
doi nhieu » doi chieu, doi nhu, doi hien
trung cua » truong cua, trung cap, dung cua
cong tan » cong tac, cong thanh, cong ty
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: doi nhieu tang - hanh ((trung cua) OR (trung tuan)) nhung ((cong tan) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi nhieu tang - hanh ((trung cua) OR (trung tuan)) nhung ((cong tan) OR (cong san)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi nhieu tang - hanh ((trung cua) OR (trung tuan)) nhung ((cong tan) or (cong san)) toan cao".
• Adding a wildcard symbol may retrieve word variants: doi nhieu tang - hanh ((trung cua) OR (trung tuan)) nhung ((cong tan) or (cong san)) toan cao*.