Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
theo chieu » theo tieu, ho chieu, theo chu
thong cong » trong cong, tong cong, thong thong
chao chu » cho chu, cua chu, cao cho
trinh va » trinh van, trinh vat, trinh ve
va thong » va thuong, va phuong, he thong
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (chao chu)) xanh - hanh trinh va thong cong ((dan toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (chao chu)) xanh - hanh trinh va thong cong ((dan toan) OR (dan than)) cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (chao chu)) xanh - hanh trinh va thong cong ((dan toan) or (dan than)) cau*.