Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
thieu xanh » chieu xanh, hieu manh, thien danh
cua truong » xuan truong, cac truong, xa truong
thien anh » thien danh, tien anh, thien thanh
cua trung » xuan trung, cua nhung, ba trung
uong dan » huong dan, tuong dan, xuong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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) or (thien anh)) - hanh tranh ((cua trung) OR (cua truong)) uong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - hanh tranh ((cua trung) OR (cua truong)) uong dan than tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - hanh tranh ((cua trung) OR (cua truong)) uong dan than tap*".