Perhaps you should try some spelling variations:
chung cong » nhung cong, chong cong, phung cong
nang luan » tang luan, hang luan, bang luan
nang quan » ban quan, nang suat
chi xanh » chi anh, chi danh, chi hanh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan 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 - ganh ((nang luan) OR (nang quan)) chung cong tac toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ganh ((nang luan) OR (nang quan)) chung cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ganh ((nang luan) OR (nang quan)) chung cong tac toan tap*.