Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
luan phong » luan phuong, xuan phuong, van phong
phong cong » phong chong, thong cong, chong cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san tay » ban tay, dan tay, han tay
tay ban » tai ban, tay bac, tao 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 trung) OR (thanh tung)) luan phong cong san tay ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((thanh trung) OR (thanh tung)) luan phong cong san tay ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((thanh trung) OR (thanh tung)) luan phong cong san tay ban*.