Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
nhanh mang » nhanh lang, hanh mang, nhanh quang
hoc thieu » toc thieu, hoc hien
vua nhung » va nhung, qua nhung, chua nhung
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
toan ban » van 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 - nhanh mang ((vua nhung) or (cua nhung)) cong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - nhanh mang ((vua nhung) OR (cua nhung)) cong dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - nhanh mang ((vua nhung) or (cua nhung)) cong dan ((toan tap) or (toan ban))*.