Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu tach » chiet tach, chieu sach, chiu trach
cong thuat » trong thuat, vuong thuat, cong thuc
thuat phan » thuat chan, thuat toan, thuat san
thong cua » thong quan, thong tu, huong cua
hang cong » dang cong, hang nong, bang cong

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 tach - hanh ((dung cho) or (thong cua)) hang cong thuat phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tach - hanh ((dung cho) OR (thong cua)) hang cong thuat phan tu.
• Adding a wildcard symbol may retrieve word variants: theo chieu tach - hanh ((dung cho) or (thong cua)) hang cong thuat phan tu*.