Perhaps you should try some spelling variations:
danh lai » danh sai, gianh lai, dinh lam
duy sang » duy van, duy can, duy anh
te sach » toc sach
cam duc » cam xuc, pham duc, nam duoc
lai cua » dai cua, hai cua, lai chau
va danh » va dinh, va dan, va hanh
cao duc » dao duc, cao suc, giao duc
cua tre » cua te, cuu tre, cua triet
hieu va » lieu va, hieu qua
ty sang » ty xang, ty hang, thu sang

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 sang) OR (duy sang)) xa hoi. hieu va ((cam duc) or (cao duc)) va danh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty sang) OR (duy sang)) xa hoi. hieu va ((cam duc) OR (cao duc)) va danh lai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty sang) OR (duy sang)) xa hoi. hieu va ((cam duc) or (cao duc)) va danh lai cua tre*".