Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thieu xanh » chieu xanh, hieu manh, thien danh
trinh chat » tinh chat, trinh luat, trinh han
thien anh » thien danh, tien anh, thien thanh
chat tong » chat trong, chat long, chat cong
tong cong » trong cong, cong cong, dung cong
manh toan » thanh toan, tinh toan

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 trinh chat tong cong ((manh toan) or (anh tuan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - hanh trinh chat tong cong ((manh toan) OR (anh tuan)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (thien anh)) - hanh trinh chat tong cong ((manh toan) or (anh tuan)) tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (thien anh)) - hanh trinh chat tong cong ((manh toan) or (anh tuan)) tap*.