Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
cua hang » cua nhung, cua cong, cua ban
cua dang » cua cong, cua ban
cong ban » cong bang, cong san, cong tan
thai cao » thoai cac, thuat cao, toan cao
tai cao » tao cao, tai sao, tai cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - canh tranh ((cua hang) or (cua dang)) cong ban ((thai cao) or (tai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - canh tranh ((cua hang) OR (cua dang)) cong ban ((thai cao) OR (tai cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - canh tranh ((cua hang) or (cua dang)) cong ban ((thai cao) or (tai cao))*.