Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong chuc » cong thuc, cong cu, cong cua
chuc dung » thuc dung, thuoc dung, chuc nang
trong tan » trong quan, trong cac, trong ca
ho chieu » theo chieu, hoc thieu, mot chieu
tran ban » tranh ban, tran van, toan ban

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 - thanh cong chuc dung trong tan tran ban~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh cong chuc dung trong tan tran ban*.