Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
chau tinh » cuu tinh, ha tinh, cua tinh
tranh cua » doanh cua, manh cua
dung cong » dung trong
doi chau » doi chieu, gioi chau, hoi chu
than cao » thai cao, than cap, than sao
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 chau tinh - canh tranh cua ((nhung cong) or (dung cong)) van ((than cao) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chau tinh - canh tranh cua ((nhung cong) OR (dung cong)) van ((than cao) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doi chau tinh - canh tranh cua ((nhung cong) or (dung cong)) van ((than cao) or (toan cao))*.