Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
danh sai » dung sai, danh bat, danh dau
cap nuoc » dat nuoc
sai cua » dai cua, hai cua, lai cua
va danh » va dinh, va dan, va hanh
hieu ve » hieu va, hieu van
lang xa » dang xay, lang van
lang ha » long ha
cua tre » cua te, cuu tre, cua triet
sach o » sach lo, sac o, sach y

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach o ((lang xa) OR (lang ha)) hoi. hieu ve ((cap nuoc) or (hoc nuoc)) va danh sai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach o ((lang xa) OR (lang ha)) hoi. hieu ve ((cap nuoc) OR (hoc nuoc)) va danh sai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach o ((lang xa) OR (lang ha)) hoi. hieu ve ((cap nuoc) or (hoc nuoc)) va danh sai cua tre*".