Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cua triet » cua viet, su triet
van thanh » ban thanh, van tuan
va triet » va thiet, va trien, ve triet
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh

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 ky dang xa hoi. hieu ve ((cam tuc) or (nam thu)) van thanh lai ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky dang xa hoi. hieu ve ((cam tuc) OR (nam thu)) van thanh lai ((cua triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky dang xa hoi. hieu ve ((cam tuc) or (nam thu)) van thanh lai ((cua triet) or (va triet))*.