Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, nhanh vi
thanh ve » hanh ve, thanh va, thanh vien
luu truc » luu tru, cau truc, cuu thuc
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va cham » va chat, va tham
xac va » tac va, ac va, bac 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 ky nang xa hoi. hieu va cham ((xac va) or (duc va)) ((thanh vi) OR (thanh ve)) luu truc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu va cham ((xac va) OR (duc va)) ((thanh vi) OR (thanh ve)) luu truc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang xa hoi. hieu va cham ((xac va) or (duc va)) ((thanh vi) OR (thanh ve)) luu truc".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu va cham ((xac va) or (duc va)) ((thanh vi) OR (thanh ve)) luu truc*.