Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
dung cong » dung trong
thanh lap » thanh san, phan lap, thanh hai
ho chieu » theo chieu, hoc thieu, doi chieu
trinh va » trinh van, trinh vat, trinh ve
cong ban » cong bang, cong san, cong tan
than cap » khan cap, thanh cac, than cua
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: ho chieu sach - hanh trinh va dung cong ban ((than cap) OR (thanh lap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh trinh va dung cong ban ((than cap) OR (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh va dung cong ban ((than cap) OR (thanh lap))*.