Perhaps you should try some spelling variations:
sach kem » hanh kem
nang xa » nang x, lang xa, nang ma
thi van » thi lan, thi hanh, thi nang
hanh le » thanh le, hanh ve, hanh de
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
le cua » ly cua

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 kem) or (cac ky)) nang xa hoi. thi van nam ((xuc va) OR (tuc va)) hanh le cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach kem) OR (cac ky)) nang xa hoi. thi van nam ((xuc va) OR (tuc va)) hanh le cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach kem) or (cac ky)) nang xa hoi. thi van nam ((xuc va) OR (tuc va)) hanh le cua tre".
• Adding a wildcard symbol may retrieve word variants: tu ((sach kem) or (cac ky)) nang xa hoi. thi van nam ((xuc va) OR (tuc va)) hanh le cua tre*.