Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
theo chieu » theo tieu, ho chieu, theo chu
dung duong » dung dong, dong duong, dung dung
duong tinh » duong minh, duong sinh, dong tinh
trinh tin » trinh kinh, trinh toan, trinh tu
toan ban » van ban
doi chi » doi khi

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 (doi chi)) xanh - hanh trinh tin dung duong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chi)) xanh - hanh trinh tin dung duong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chi)) xanh - hanh trinh tin dung duong tinh toan ban*.