Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh lai » thanh hai, thanh lap, thanh loi
cao duc » dao duc, cao suc, giao duc
lai cua » dai cua, hai cua, lai chau
sach tu » sach thu, cach tu, sach ty
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
sach ly » sach y, sach lo, sach ty
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach ly) or (sach tu)) lang xa hoi. hieu ve ((cam xuc) or (cao duc)) van thanh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ly) OR (sach tu)) lang xa hoi. hieu ve ((cam xuc) OR (cao duc)) van thanh lai cua te.
• Adding a wildcard symbol may retrieve word variants: su ((sach ly) or (sach tu)) lang xa hoi. hieu ve ((cam xuc) or (cao duc)) van thanh lai cua te*.