Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hinh trong » chinh trong, sinh trong, binh trong
dinh trong » sinh trong, chinh trong, dinh thuong
doi chieu » doc hieu, doi chi, mot chieu
lang cong » dang cong, bang cong, lang dong
hang cong » dang cong, hang nong, bang cong
sang phan » sang than, nang phan, san phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - ((hinh trong) OR (dinh trong)) va ((lang cong) or (hang cong)) sang phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - ((hinh trong) OR (dinh trong)) va ((lang cong) OR (hang cong)) sang phan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - ((hinh trong) OR (dinh trong)) va ((lang cong) or (hang cong)) sang phan cau*".