Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thanh truong » thanh trung, thanh tung, thanh huong
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » 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 truong) or (thanh thuong)) cua dung cong san ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - ((thanh truong) OR (thanh thuong)) cua dung cong san ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - ((thanh truong) or (thanh thuong)) cua dung cong san ((toan cau) or (toan tap))*.