Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
doc hieu » toc thieu, hoc thieu, hoc hien
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cho chu) or (doc hieu)) xanh - manh ((trung cua) or (thong quan)) nhung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cho chu) OR (doc hieu)) xanh - manh ((trung cua) OR (thong quan)) nhung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ((cho chu) or (doc hieu)) xanh - manh ((trung cua) or (thong quan)) nhung cong tac toan cau*.