Perhaps you should try some spelling variations:
chieu tach » chiet tach, chieu sach, chiu trach
trung phan » trung thanh, trung ha, dung phan
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trung pha » trung phat, trung ha, truong phan
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: doi chieu tach - thanh ((trung pha) or (trung phan)) nhung cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tach - thanh ((trung pha) OR (trung phan)) nhung cong tac toan ban*.