Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
lai cua » dai cua, hai cua, lai chau
va hanh » va thanh, va danh, ban hanh
tu sach » thu sach, su sach, tu cach
hieu vu » hieu va, hieu ve, hieu su
nang xa » nang x, lang xa, nang ma
te sach » toc sach
vu cham » va cham, vu kham, tu cham

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