Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
dung cong » dung trong
manh toan » thanh toan, anh tuan, tinh toan
chi xanh » chi anh, chi danh, chi hanh
trinh va » trinh van, trinh vat, trinh ve
toan ban » van ban
doi chi » doi khi

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 xanh - canh trinh va ((dang cong) or (dung cong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - canh trinh va ((dang cong) OR (dung cong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - canh trinh va ((dang cong) or (dung cong)) manh toan ban*.