Perhaps you should try some spelling variations:
sach thuc » cach thuc, sach thu, sach thue
hieu van » hieu va, thien van, lieu va
te sach » toc sach
hanh xa » hanh va, hanh ma, hanh xu
van cao » van dao, van bao, van hao
cao duc » dao duc, cao suc, giao duc
danh va » doanh va, hanh va, anh va
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 thuc hanh xa hoi. hieu van cao duc va ((danh va) or (hanh vi)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thuc hanh xa hoi. hieu van cao duc va ((danh va) OR (hanh vi)) cua te.
• Adding a wildcard symbol may retrieve word variants: te sach thuc hanh xa hoi. hieu van cao duc va ((danh va) or (hanh vi)) cua te*.