Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
thieu sang » chieu sang, thieu khang, hieu lang
nhung dong » nhung don, nhung cong, nhung dung
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thanh cau » thanh chau, thanh mau, nhanh cau
thanh cha » thanh ha, thanh nha, thanh phan
dong hoa » dong hoc, dong co

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 sang) or (thieu quang)) - canh tranh cua nhung dong hoa ((thanh cau) or (thanh cha))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sang) OR (thieu quang)) - canh tranh cua nhung dong hoa ((thanh cau) OR (thanh cha)).
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sang) or (thieu quang)) - canh tranh cua nhung dong hoa ((thanh cau) or (thanh cha))*.