Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » hoc hien
soc thiet » hoc thiet, so thiet, hoa thiet
dung cong » dung trong
cong dang » cong dong, cong dan, cong dung
trinh va » trinh van, trinh vat, trinh ve
dang van » hoang van, hang va
va dung » van dung, va duong, vat dung

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) or (toc thieu))) or (soc thiet)) tach - hanh trinh va dung cong dang van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((hoc thieu) OR (toc thieu))) OR (soc thiet)) tach - hanh trinh va dung cong dang van ban.
• Adding a wildcard symbol may retrieve word variants: ((((hoc thieu) or (toc thieu))) or (soc thiet)) tach - hanh trinh va dung cong dang van ban*.