Perhaps you should try some spelling variations:
chieu cao » hieu cac, hieu ca, chieu day
va triet » va thiet, va trien, ve triet
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, cam xuc, chao xu
hieu cao » hieu cac, hieu ca, kieu cao
hanh su » hanh sua, hinh su, hanh tu
xuc van » duc van, luc van, vuc van
te sach » toc sach
nang xa » nang x, lang xa, nang ma
vu sach » vu bach, su sach, vu khach
su va » su van, tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (vu sach)) ky nang xa hoi. ((hieu cao) OR (chieu cao)) chat xuc van hanh su va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (vu sach)) ky nang xa hoi. ((hieu cao) OR (chieu cao)) chat xuc van hanh su va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (vu sach)) ky nang xa hoi. ((hieu cao) OR (chieu cao)) chat xuc van hanh su va triet".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (vu sach)) ky nang xa hoi. ((hieu cao) OR (chieu cao)) chat xuc van hanh su va triet*.