Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
su sach » vu sach
so sach » so sanh, bo sach, co sach
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, dang xay, lang van
qua cao » qua cac, qua ca, qua cai
cao xuc » cam xuc, cao duc, cao suc
xuc van » duc van, luc van, vuc van
vi cua » vai cua, di cua
cua te » cua tu

You may be able to get more results by adjusting your search query.

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