Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thuc dan » thuc hanh, hoc dan, thuc vat
dan dinh » dang dinh, doan dinh, van dinh
dinh vai » dinh van, dinh vi, dinh va
tu sach » thu sach, su sach, te sach
ly nang » ky nang, ly hang, ly vang
hieu ve » hieu va, hieu van
vai cua » dai cua, hai cua, lai cua
y nang » ky nang, v nang, may nang
ve am » va am

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((y nang) OR (ly nang)) xa hoi. hieu ve am thuc dan dinh vai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((y nang) OR (ly nang)) xa hoi. hieu ve am thuc dan dinh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) OR (ly nang)) xa hoi. hieu ve am thuc dan dinh vai cua triet*.