Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
qua cham » qua hai, qua cac, va cham
cham duc » pham duc, cham soc, pham duy
danh sai » dung sai, danh bat, danh dau
te sach » toc sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
va danh » va dinh, va dan, va hanh
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty xang xa hoi. hieu qua cham duc va danh sai ((cua triet) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang xa hoi. hieu qua cham duc va danh sai ((cua triet) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: te sach ty xang xa hoi. hieu qua cham duc va danh sai ((cua triet) or (cua tu))*.