Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
theo don » theo dong, theo doi, theo duong
anh dong » anh huong, anh son
dong cua » dung cua, cong cua, huong cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cao » toan ban, toan tap
theo bo » thao bo, theo doi, theo hop

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo bo) or (theo don)) manh - anh dong cua thong cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo bo) OR (theo don)) manh - anh dong cua thong cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo bo) or (theo don)) manh - anh dong cua thong cong tac toan cao*.