Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
cham doc » cham soc, chat doc, chau doc
te sach » toc sach
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
hieu va » lieu va, hieu qua
hieu ve » hieu van
xang xa » lang xa, mang xa, ang xa
cuu tre » cau tren, cau treo
doc va » duoc va, hoc va, duc va

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 ve) or (hieu va)) cham doc va hanh dai ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty xang xa hoi. ((hieu ve) OR (hieu va)) cham doc va hanh dai ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty xang xa hoi. ((hieu ve) or (hieu va)) cham doc va hanh dai ((cua tre) OR (cuu tre))*".