Perhaps you should try some spelling variations:
cham duc » pham duc, cham soc, pham duy
sach ly » sach lo, sach ty, sach hay
hang xa » hoang xa, hang va, hang ca
hieu va » lieu va, hieu qua
va cham » va chat, va tham
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
cua tre » cuu tre, cua triet, dua tren
cua te » cua tu

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 ly) or (sach y)) hang xa hoi. hieu va cham duc va danh vi ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ly) OR (sach y)) hang xa hoi. hieu va cham duc va danh vi ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te ((sach ly) or (sach y)) hang xa hoi. hieu va cham duc va danh vi ((cua tre) or (cua te))*.