Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
truong cua » truong ca, truong quan, truong cao
thanh chau » thanh cha, thanh cham, thanh chu
hoc thieu » toc thieu, hoc hien
trung cua » trung tuan, trung cap, dung cua
tong cong » trong cong, cong cong, dung cong
cong dan » cong san, cong tan, huong dan
hanh cac » hang cac, hanh cat, nhanh cay

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 ((trung cua) OR (truong cua)) tong cong dan ((thanh chau) or (hanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu khang - thanh ((trung cua) OR (truong cua)) tong cong dan ((thanh chau) OR (hanh cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu khang - thanh ((trung cua) OR (truong cua)) tong cong dan ((thanh chau) or (hanh cac))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu khang - thanh ((trung cua) OR (truong cua)) tong cong dan ((thanh chau) or (hanh cac))*.