Perhaps you should try some spelling variations:
thanh tap » thanh lap, thanh tai, thanh tay
ban thanh » ban hanh, ban hang
cua triet » cua viet, su triet, va triet
cac nuoc » cap nuoc, hoc nuoc, dat nuoc
nuoc ban » nuoc san, quoc ban, buoc ban
su sach » so sach, vu sach
hieu va » lieu va, hieu qua
tap cua » tap quan, tiep cua
y lang » o lang, tay lang, yen lang
_ lang » o lang, _ land

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 ((y lang) OR (_ lang)) xa hoi. hieu va cac nuoc ban thanh tap cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((y lang) OR (_ lang)) xa hoi. hieu va cac nuoc ban thanh tap cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach ((y lang) OR (_ lang)) xa hoi. hieu va cac nuoc ban thanh tap cua triet*.