Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hoc thieu » toc thieu, hoc hien
manh hung » anh huong
hung qua » dung qua, hung quang, nhung quy
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, cong dong
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 - manh hung qua dung ((cong dan) or (huong dan)) ((toan ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - manh hung qua dung ((cong dan) OR (huong dan)) ((toan ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - manh hung qua dung ((cong dan) or (huong dan)) ((toan ban) or (toan tap))*.