Perhaps you should try some spelling variations:
hanh hang » thanh hang, hang hang, hanh han
hanh dong » anh dong, ha dong
dong manh » duong manh, dong anh, dang manh
hang cua » mang cua, hang ca, huong cua
cua hanh » cua thanh, cua hang, cua manh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
ha tinh » may tinh
va tinh » may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((ha tinh) or (va tinh)) - hanh hang cua hanh dong manh ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((ha tinh) OR (va tinh)) - hanh hang cua hanh dong manh ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((ha tinh) or (va tinh)) - hanh hang cua hanh dong manh ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((ha tinh) or (va tinh)) - hanh hang cua hanh dong manh ((toan cau) OR (toan ban))*.