Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chua bang » chu bang, chua nang, thuat bang
chua xang » chua nang, chuc nang, chu bang
cong cua » cong cu, dong cua, huong cua
cua sinh » hoa sinh, va sinh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: cong cua sinh - hanh tranh ((chua bang) or (chua xang)) cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cong cua sinh - hanh tranh ((chua bang) OR (chua xang)) cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: cong cua sinh - hanh tranh ((chua bang) or (chua xang)) cong tac toan ban*.