Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
gian bana » gian dan, gian lang, gian lan
trang va » tran van
cong dan » cong san, cong tan, huong dan
gian ban » gian dan, gian lan, gian bac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh ((trang va) or (hang va)) nhung cong dan ((gian bana) OR (gian ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh ((trang va) OR (hang va)) nhung cong dan ((gian bana) OR (gian ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh ((trang va) or (hang va)) nhung cong dan ((gian bana) OR (gian ban))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh ((trang va) or (hang va)) nhung cong dan ((gian bana) OR (gian ban))*.