Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
thanh tri » thanh tra, thanh tai, chinh tri
tri tuan » tri quan, tran tuan, tri tue
cong san » cong tac
toan tai » doanh tai, toan ban, von tai
toan tap » toan ban
toan cao » toan ban

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 tri tuan nhung cong san ((((toan tai) or (toan tap))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - thanh tri tuan nhung cong san ((((toan tai) OR (toan tap))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh tri tuan nhung cong san ((((toan tai) or (toan tap))) or (toan cao))*.