Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
hieu quan » hieu qua, lieu quan, thien quan
ban trong » bai trong, ban tuong, ben trong
trong anh » truong anh, trong nganh, trong doanh
hoi hieu » hoi phieu, hoi tieu, moi hieu
anh toan » manh toan, anh tuan, thanh toan
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: hoi hieu quan - ((hanh trinh) or (canh tranh)) cua ban trong anh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu quan - ((hanh trinh) OR (canh tranh)) cua ban trong anh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoi hieu quan - ((hanh trinh) or (canh tranh)) cua ban trong anh toan ban*.