Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua viet » ca viet, hoa viet, cua vat
lai cua » dai cua, hai cua, lai chau
van anh » tuan anh, van minh
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ve cham » va cham, vu cham, ve chim
ve chat » va chat, van chat
x hoi » xa hoi, o hoi, x ho

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