Perhaps you should try some spelling variations:
theo chuong » theo phuong, theo luong
cho chuong » cho cong, cho truong, cac chuong
nhung cong » dung cong, thong cong, hang cong
chung cua » chung cu, dung cua, huong cua
hung cua » huong cua, khung cua, dung cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cho chuong) OR (theo chuong)) xang - anh ((hung cua) or (chung cua)) nhung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cho chuong) OR (theo chuong)) xang - anh ((hung cua) OR (chung cua)) nhung cong tac toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cho chuong) OR (theo chuong)) xang - anh ((hung cua) or (chung cua)) nhung cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: ((cho chuong) OR (theo chuong)) xang - anh ((hung cua) or (chung cua)) nhung cong tac toan tap*.