Perhaps you should try some spelling variations:
thanh va » thanh van, hanh va, thanh ha
te sach » toc sach
hanh ve » hanh vi, hanh va, hanh kem
sach ty » sach y, sach tu, sach thu
lang xa » lang ha, dang xay, lang van
ty lang » tay lang, ty xang, ty hang
cua tre » cua te, cuu tre, cua triet
luc va » duc va, tuc va, loc va

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