Perhaps you should try some spelling variations:
hang nguong » hang nguon, hang thuong, hang nong
thieu sang » chieu sang, thieu khang, thieu quang
trung tuan » trung thanh, tran tuan, truong thanh
nguong dan » huong dan
hoc thieu » toc thieu, hoc hien
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 ((trung tuan) OR (trung tam)) hang nguong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sang - thanh ((trung tuan) OR (trung tam)) hang nguong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh ((trung tuan) OR (trung tam)) hang nguong dan toan cao*.