Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thu sach » thuat sach, thuoc sach, thu hoach
thu nang » thi nang, thu hang, thu bang
hanh vai » hanh vi, hanh va, hanh tai
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
tu sach » su sach, te sach, tu cach
nang xa » nang x, lang xa, nang ma
ve cham » va cham, ve chat, vu cham
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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) OR (thu sach)) thu nang xa hoi. hieu ((ve cham) or (va cam)) xuc va hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) thu nang xa hoi. hieu ((ve cham) OR (va cam)) xuc va hanh vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) thu nang xa hoi. hieu ((ve cham) or (va cam)) xuc va hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) thu nang xa hoi. hieu ((ve cham) or (va cam)) xuc va hanh vai cua triet*.