Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, cong san, song van
than tap » toan tap, phan tap, than cap
han tap » han tai, toan tap, nhan tai

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 - hanh ((truong cua) or (trung tam)) nhung cong van ((than tap) OR (han tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((truong cua) OR (trung tam)) nhung cong van ((than tap) OR (han tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((truong cua) or (trung tam)) nhung cong van ((than tap) OR (han tap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((truong cua) or (trung tam)) nhung cong van ((than tap) OR (han tap))*.