Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
thieu sang » chieu sang, thieu khang, thieu quang
truong cao » truong dai
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
manh toan » thanh toan, anh tuan, tinh toan
cao hang » cao dang, cao tang, cao bang
ban than » ban thanh, van thanh, ban hang

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 - thanh truong cao hang cong ((manh toan) or (ban than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - thanh truong cao hang cong ((manh toan) OR (ban than)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh truong cao hang cong ((manh toan) or (ban than)) cao*.