Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, kieu tinh
lieu tinh » trieu tinh, diep tinh, bien tinh
dang cong » dung cong
cua dang » cua cong, cua ban
cong san » cong tac
toan ban » van ban
anh ban » anh bang, anh bai, anh van
ban cua » ban quan

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) OR (lieu tinh)) - anh ban cua dang cong san ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu tinh) OR (lieu tinh)) - anh ban cua dang cong san ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu tinh) OR (lieu tinh)) - anh ban cua dang cong san ((toan tap) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu tinh) OR (lieu tinh)) - anh ban cua dang cong san ((toan tap) or (toan ban))*.