Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
trong dan » trong dang, trong san, trong tan
chinh cau » chinh chau, chinh ca, chinh can
ho chieu » theo chieu, hoc thieu, doi chieu
tung cap » trung cap, cung cap, thong cap
cap dung » ap dung, cao dung, chan dung
chan cau » phan cau, can cau, nhanh cau

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 dung trong dan ((chan cau) OR (chinh cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh tung cap dung trong dan ((chan cau) OR (chinh cau))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung cap dung trong dan ((chan cau) OR (chinh cau))*.