Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hanh tranh » canh tranh, hanh trinh, hanh trang
huong manh » duong manh, luong manh, phuong danh
hoc thien » hoc hien, hoc thieu, hoc thiet
tranh cua » doanh cua, manh cua
cua nhung » va nhung
hung manh » nhung manh, hung anh, tung manh
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 thien hach - hanh tranh cua nhung ((huong manh) OR (hung manh)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thien hach - hanh tranh cua nhung ((huong manh) OR (hung manh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - hanh tranh cua nhung ((huong manh) OR (hung manh)) toan ban*.