Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu tach » thien hach, chiet tach, chieu sach
hoc thieu » toc thieu, hoc hien
anh hoang » thanh hoang, minh hoang, tnhh hoang
cua nhung » va nhung
anh bang » anh quang, tinh bang, anh dong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tach - ((anh hoang) or (anh bang)) cua nhung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - ((anh hoang) OR (anh bang)) cua nhung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - ((anh hoang) or (anh bang)) cua nhung cong tac toan cau*.