Perhaps you should try some spelling variations:
tranh quan » tranh quang, trinh quan, tranh luan
quan trong » gian trong
thanh chau » thanh cha, thanh cham, thanh chu
tieu sang » chieu sang, tieu dung, tiem nang
thanh cac » hanh cac, thanh bac, thanh ca
cong san » cong tac
than cap » khan cap, thanh lap, than cua

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 sang - canh tranh quan trong cong san ((thanh chau) or (((than cap) OR (thanh cac))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sang - canh tranh quan trong cong san ((thanh chau) OR (((than cap) OR (thanh cac)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sang - canh tranh quan trong cong san ((thanh chau) or (((than cap) OR (thanh cac))))".
• Adding a wildcard symbol may retrieve word variants: theo tieu sang - canh tranh quan trong cong san ((thanh chau) or (((than cap) OR (thanh cac))))*.