Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cong danh » cuong danh, cong dan, cong thanh
tang cua » hang cua, tang luan, thong cua
mang cua » manh cua, dung cua, ban cua
tuan cau » toan cau, quan cau, thuan cam
tuan cu » tuan tu, quan cua, tuan thu

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 ((tang cua) OR (mang cua)) nhung cong danh ((tuan cau) or (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - hanh ((tang cua) OR (mang cua)) nhung cong danh ((tuan cau) OR (tuan cu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu khang - hanh ((tang cua) OR (mang cua)) nhung cong danh ((tuan cau) or (tuan cu))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - hanh ((tang cua) OR (mang cua)) nhung cong danh ((tuan cau) or (tuan cu))*.