Perhaps you should try some spelling variations:
cham hoi » cham voi, cham h'roi, pham hoai
tu sach » thu sach, su sach, te sach
cuu tre » cau tren, cau treo
vat anh » van anh, sat anh, dat anh
hoi vat » hoi va, hoc vat, hoi dat
va cham » va chat, va tham
lang ha » long ha
lang xa » dang xay, lang van
cua tre » cua te, cua triet, dua tren
anh vi » hanh vi, anh va, anh ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y ((lang xa) OR (lang ha)) hoi. lieu va cham hoi vat anh vi ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((lang xa) OR (lang ha)) hoi. lieu va cham hoi vat anh vi ((cuu tre) OR (cua tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((lang xa) OR (lang ha)) hoi. lieu va cham hoi vat anh vi ((cuu tre) or (cua tre))".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((lang xa) OR (lang ha)) hoi. lieu va cham hoi vat anh vi ((cuu tre) or (cua tre))*.