Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
hieu lang » chieu sang, hieu quang, nhieu tang
manh hung » anh huong
cong cong » cong dong, trong cong, dung cong
manh toan » thanh toan, anh tuan, tinh toan
thanh hoa » thanh pho
hung cua » huong cua, chung cua, khung cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu lang) or (thieu khang)) - manh hung cua cong cong ((manh toan) or (thanh hoa)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu lang) OR (thieu khang)) - manh hung cua cong cong ((manh toan) OR (thanh hoa)) cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu lang) or (thieu khang)) - manh hung cua cong cong ((manh toan) or (thanh hoa)) cao*.