Perhaps you should try some spelling variations:
chau tre » chay tren, chau tho, cho tre
hieu van » hieu va, thien van, lieu va
danh lai » danh sai, gianh lai, dinh lam
nam duoc » nam thuoc, da duoc, dat duoc
va danh » va dinh, va dan, va hanh
lam duc » lam duoc, pham duc, lam dung
sach ty » sach y, sach thu, xach tay
sang xa » song xa, lang xa, sang ma
sach tu » sach thu, cach tu, sach uu

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