Perhaps you should try some spelling variations:
danh sai » dung sai, danh bat, danh dau
sai cua » dai cua, hai cua, lai cua
sach ty » sach y, sach tu, sach thu
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
ve bao » te bao, va bao
luc va » duc va, tuc va
loc va » hoc va
sac ky » cac ky, sai ky

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 ty) or (sac ky)) nang xa hoi. hieu ve bao ((luc va) or (loc va)) danh sai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach ty) OR (sac ky)) nang xa hoi. hieu ve bao ((luc va) OR (loc va)) danh sai cua tre.
• Adding a wildcard symbol may retrieve word variants: thu ((sach ty) or (sac ky)) nang xa hoi. hieu ve bao ((luc va) or (loc va)) danh sai cua tre*.