Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh trinh » canh tranh, hanh trinh, canh tinh
phuong tin » phuong tien, thuong tin, phuong trinh
doi chieu » doc hieu, doi chi, mot chieu
trinh va » trinh van, trinh vat, trinh ve
tin toan » tinh toan, nin toan, trinh toan
toan cau » toan cao, toan ban, toan tap
va bang » va nang, va lang, va ban

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 - canh trinh va bang phuong tin toan cau~.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh trinh va bang phuong tin toan cau*.