Perhaps you should try some spelling variations:
sach tham » sach nha
tham nang » nham nang, tham lang, tham nhung
te sach » toc sach
tinh ve » trinh ve, tinh ven, dinh ve
va tinh » may tinh
cam luc » cau luc
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu van
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
ve cua » le cua, de cua, te cua

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 tham nang xa hoi. ((hieu ve) OR (hieu va)) ((cam luc) or (cam xuc)) va tinh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tham nang xa hoi. ((hieu ve) OR (hieu va)) ((cam luc) OR (cam xuc)) va tinh ve cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tham nang xa hoi. ((hieu ve) OR (hieu va)) ((cam luc) or (cam xuc)) va tinh ve cua tre*".