Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
hanh truong » hanh trong, anh truong, manh truong
truong cao » truong dai
hoc thieu » toc thieu, hoc hien
cao nhung » cho nhung, cam nhung, cao chung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than ban » thanh ban, toan ban, than man

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 khang - hanh truong cao nhung ((cong dan) or (cong san)) than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - hanh truong cao nhung ((cong dan) OR (cong san)) than ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - hanh truong cao nhung ((cong dan) or (cong san)) than ban*.