Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thanh tung » thanh cong
cong quang » luong quang, thong quang, duong quang
hoc thieu » toc thieu, hoc hien
cap cuong » cao cuong, dai cuong, van cuong
cong sang » cong san, cong lang, cong vang
tung cap » trung cap, cung cap, thong cap
than cau » toan cau, phan cau, than cap

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 - thanh tung cap cuong ((cong sang) or (cong quang)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - thanh tung cap cuong ((cong sang) OR (cong quang)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - thanh tung cap cuong ((cong sang) or (cong quang)) than cau*.