Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
trinh vat » trinh luat, sinh vat, trinh han
trinh van » trinh han, trinh quan, trinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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 - canh ((trinh vat) OR (trinh van)) nhung cong dan phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - canh ((trinh vat) OR (trinh van)) nhung cong dan phan tu".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh ((trinh vat) OR (trinh van)) nhung cong dan phan tu*.