Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
hanh hang » thanh hang, hanh han, hanh mang
hang hang » nang hang, cang thang, hung thang
ban cong » bang cong, van cong, phan cong
cong san » cong tac
san khan » san khau, san khac, san phan
khan cap » khan ap, than cap, khoan cam

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 hang) or (hang hang)) cua ban cong san khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - ((hanh hang) OR (hang hang)) cua ban cong san khan cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - ((hanh hang) or (hang hang)) cua ban cong san khan cap*.