Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
tranh cua » doanh cua, manh cua
chu tinh » chau tinh, chua tinh, cuu tinh
van toan » van tuan, van tan, van thanh
toan ban » van ban
ho chu » hoi chu, cho chu, ho chua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chu tinh - hanh tranh cua ((((nhung cong) or (thong cong))) or (dung trong)) van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chu tinh - hanh tranh cua ((((nhung cong) OR (thong cong))) OR (dung trong)) van toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chu tinh - hanh tranh cua ((((nhung cong) or (thong cong))) or (dung trong)) van toan ban*.