Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
tai lang » tai cong, thi lan, tai san
va thanh » gia thanh, va tinh, le thanh
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
ve coc » ve cuoc, ve cac, ve co
dai va » mai va

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 ((tai lang) or (ky nang)) xa hoi. hieu ve coc luc ((va thanh) OR (ban thanh)) dai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((tai lang) OR (ky nang)) xa hoi. hieu ve coc luc ((va thanh) OR (ban thanh)) dai va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((tai lang) or (ky nang)) xa hoi. hieu ve coc luc ((va thanh) OR (ban thanh)) dai va triet".
• Adding a wildcard symbol may retrieve word variants: su sach ((tai lang) or (ky nang)) xa hoi. hieu ve coc luc ((va thanh) OR (ban thanh)) dai va triet*.