Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
va hanh » van hanh, va danh, ban hanh
vai cua » dai cua, hai cua, lai cua
su sach » so sach, vu sach
van lam » van nam
lam xuc » cam xuc, lam duoc
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 van lam xuc ((va hanh) or (va thanh)) vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y lang) OR (_ lang)) xa hoi. hieu van lam xuc ((va hanh) OR (va thanh)) vai cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ((y lang) or (_ lang)) xa hoi. hieu van lam xuc ((va hanh) or (va thanh)) vai cua triet*.