Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
thuat hang » thuat hung, thuat bang, thuat mang
chau tinh » cuu tinh, ha tinh, cua tinh
hang cong » dang cong, hang nong, bang cong
van thanh » ban thanh, van tuan
san toan » van toan, dan toan, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu xanh) or (chau tinh)) - hanh trinh thuat hang cong ((san toan) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chau tinh)) - hanh trinh thuat hang cong ((san toan) OR (van thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chau tinh)) - hanh trinh thuat hang cong ((san toan) or (van thanh)) cau*.