Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
cua truong » cua trung, xuan truong, cac truong
hoc thieu » toc thieu, hoc hien
cua trong » cua trung, qua trong, ca trong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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: ((theo chieu) or (hoc thieu)) sach - canh tranh ((cua trong) or (cua truong)) cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) sach - canh tranh ((cua trong) OR (cua truong)) cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) sach - canh tranh ((cua trong) or (cua truong)) cong tac toan cao*.