Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
truong cua » truong ca, truong quan, truong cao
duong cong » dung cong, luong cong, duong trong
hoc thieu » toc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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 - manh ((truong cua) or (thong quan)) duong cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - manh ((truong cua) OR (thong quan)) duong cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - manh ((truong cua) or (thong quan)) duong cong dan chan cau*.