Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
tran tri » trang tri, tran thi, trang trai
van hanh » ban hanh, van anh, van ban
can thuc » dan thuc, van thuc, cay thuc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
tra tre » tran tren, tran tro
va can » va chan, va cac, va cao
sac ky » cac ky, sai ky
te sac » te sach, te cac, te san

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: te sac ky nang xa hoi. hieu va can thuc ((van hanh) OR (van thanh)) dieu ((tra tre) OR (tran tri))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang xa hoi. hieu va can thuc ((van hanh) or (van thanh)) dieu ((tra tre) OR (tran tri))~".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu va can thuc ((van hanh) or (van thanh)) dieu ((tra tre) OR (tran tri))*.