Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tranh van » tran van, trinh van, thanh van
van thong » van thuong, van phong, va thong
chi hanh » chi nhanh, chi thanh, thi hanh
dan toan » van toan, dan than, manh toan
doi chi » doi khi
van tan » van tuan, van ban, van tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi hanh - canh tranh van thong cong ((((dan toan) or (tinh toan))) or (van tan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi hanh - canh tranh van thong cong ((((dan toan) OR (tinh toan))) OR (van tan)) cau.
• Adding a wildcard symbol may retrieve word variants: doi chi hanh - canh tranh van thong cong ((((dan toan) or (tinh toan))) or (van tan)) cau*.