Perhaps you should try some spelling variations:
sat huong » suat huong, san huong, sat muong
nham thuc » nhan thuc, nam thuc, nham thu
huong doi » huong dan, trong doi, dung doi
hieu van » hieu va, thien van, lieu va
van nham » van nam, van nhan, van tham
thuc sat » thuc vat, thuc san, thuc hoat
so sach » bo sach, co sach, hoc sach
so sanh » do sanh
doi cua » dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) or (so sanh)) ky nang ((x ho) or (xa hoi)). hieu van nham thuc sat huong doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (so sanh)) ky nang ((x ho) OR (xa hoi)). hieu van nham thuc sat huong doi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (so sanh)) ky nang ((x ho) or (xa hoi)). hieu van nham thuc sat huong doi cua tre*.