Perhaps you should try some spelling variations:
thuat chuong » thuat cong, thuat hung, thuat song
theo chiet » theo chieu, thep thiet
chiet tach » chieu sach
tinh thuat » tinh thua, tinh chat, tinh thai
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong manh » duong manh, cong thanh, hoang manh
cong danh » cuong danh, cong dan, cong thanh
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: theo chiet tach - hanh tinh thuat chuong ((cong manh) or (cong danh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chiet tach - hanh tinh thuat chuong ((cong manh) OR (cong danh)) toan cau.
• Adding a wildcard symbol may retrieve word variants: theo chiet tach - hanh tinh thuat chuong ((cong manh) or (cong danh)) toan cau*.