Perhaps you should try some spelling variations:
thieu manh » tien manh, trieu minh, chieu xanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh mang » nhanh mang, hanh trang, nhanh lang
luan tong » luan tuong, luan cong, luan dong
tong cong » trong cong, cong cong, dung cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
anh tang » anh bang, anh dang, anh nang
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 ((thieu manh) OR (hieu manh)) - ((anh tang) or (hanh mang)) luan tong cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu manh) OR (hieu manh)) - ((anh tang) OR (hanh mang)) luan tong cong manh toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu manh) OR (hieu manh)) - ((anh tang) or (hanh mang)) luan tong cong manh toan ban*".