Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
cua truong » cua trung, xuan truong, xa truong
khang taip » hang tap
hoc thieu » toc thieu, hoc hien
dong tao » dong tai, dong dao, dong bao
hang tai » hang va, dung tai

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