Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
cang thang » cong thanh, dang thanh
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
hang hang » nang hang, hung thang, lang thang
cong cong » cong dong, trong cong, dung cong
thanh van » thanh san, thanh phan, thanh nhan

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 - ((hang hang) or (cang thang)) cua cong cong ((thanh van) OR (thanh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - ((hang hang) OR (cang thang)) cua cong cong ((thanh van) OR (thanh toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu khang - ((hang hang) or (cang thang)) cua cong cong ((thanh van) OR (thanh toan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - ((hang hang) or (cang thang)) cua cong cong ((thanh van) OR (thanh toan)) cau*.