Perhaps you should try some spelling variations:
hung trong » huong trong, dung trong, cung trong
thiet danh » thien danh, thien dang, tiep danh
trong thap » trong thai, trong phap, trong thuat
thien anh » thien danh, tien anh, thien thanh
tranh lan » tranh luan, tranh ban, thanh lan
thap toan » tap toan, phap toan, thuat toan
lan hung » van hung, luan chung, lan phuong
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thiet danh) or (thien anh)) - canh tranh lan hung trong thap toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thiet danh) OR (thien anh)) - canh tranh lan hung trong thap toan ban*.