Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, lieu tinh
lanh bang » anh bang, lanh sang, can bang
va tuong » va thuong, xa truong, va phuong
va thong » va thuong, va phuong, he thong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - lanh bang ((va tuong) OR (va thong)) ((cong dan) or (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - lanh bang ((va tuong) OR (va thong)) ((cong dan) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu tinh - lanh bang ((va tuong) OR (va thong)) ((cong dan) or (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - lanh bang ((va tuong) OR (va thong)) ((cong dan) or (cong san)) phan cau*.