Perhaps you should try some spelling variations:
danh di » danh du, xanh di, danh dien
sach ty » sach y, sach thu, xach tay
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
sach tu » sach thu, cach tu, sach uu
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
di cua » dai cua, doi cua, de cua
va cao » va cac, va co, va dao

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)) nang xa hoi. hieu va cao ((xuc va) OR (luc va)) danh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sach tu)) nang xa hoi. hieu va cao ((xuc va) OR (luc va)) danh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ty) or (sach tu)) nang xa hoi. hieu va cao ((xuc va) OR (luc va)) danh di cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) or (sach tu)) nang xa hoi. hieu va cao ((xuc va) OR (luc va)) danh di cua tre*.