Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cua triet » su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
cua viet » ca viet, hoa viet, cua vat
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
ty lang » tay lang, ty xang, ty hang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve cap » ve cac, le cap, ve cai
cuu va » cuu van, cuu ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ty lang xa hoi. hieu ve cap cuu va thanh lai ((cua triet) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty lang xa hoi. hieu ve cap cuu va thanh lai ((cua triet) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: so sach ty lang xa hoi. hieu ve cap cuu va thanh lai ((cua triet) or (cua viet))*.