Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cua nhung » va nhung
sinh cua » manh cua, dinh cuu, sinh va
cong tan » cong thanh, cong ty, cong ha
cong tac » cong ty
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 - hanh sinh cua nhung ((cong tan) or (((cong san) or (cong tac)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - hanh sinh cua nhung ((cong tan) OR (((cong san) OR (cong tac)))) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - hanh sinh cua nhung ((cong tan) or (((cong san) or (cong tac)))) toan ban*.