Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
cap thong » cap tong, chap thuong, phap thong
thanh bai » thanh hai, thanh tai, thanh oai
ho chieu » theo chieu, hoc thieu, doi chieu
tung cap » trung cap, cung cap, thong cap
cong tan » cong tac, cong san, cong thanh
khan ap » khan cap, han ap, khan dam

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 tung cap thong cong tan ((khan ap) or (thanh bai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tung cap thong cong tan ((khan ap) OR (thanh bai)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung cap thong cong tan ((khan ap) or (thanh bai))*.