Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
thu sach » thuat sach, thuoc sach, thu hoach
nang xa » nang x, lang xa, nang ma
vai cua » dai cua, hai cua, lai cua
tu sach » su sach, te sach, tu cach
tuc va » thuc va, truc va, duc 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)) ky nang xa hoi. hieu van cham ((tuc va) OR (tuc xa)) hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) ky nang xa hoi. hieu van cham ((tuc va) OR (tuc xa)) hanh vai cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thu sach)) ky nang xa hoi. hieu van cham ((tuc va) OR (tuc xa)) hanh vai cua triet*".