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

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 ty lang xa hoi. hieu ((ve cap) OR (le cap)) cuu va thanh lai ((cua triet) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty lang xa hoi. hieu ((ve cap) OR (le cap)) cuu va thanh lai ((cua triet) OR (cua viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty lang xa hoi. hieu ((ve cap) OR (le cap)) cuu va thanh lai ((cua triet) or (cua viet))".
• Adding a wildcard symbol may retrieve word variants: su sach ty lang xa hoi. hieu ((ve cap) OR (le cap)) cuu va thanh lai ((cua triet) or (cua viet))*.