Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
vu sach » su sach, vu khach
cau xuc » cam xuc, cau luc, cau truc
xuc van » duc van, luc van, vuc van
hanh ca » hanh cac, hanh cat, hanh cua
nang o » nang co, nang ho, nang ro
va cau » van cau, va cac, va dau
ca cua » co cua
cua te » cua tu
o hoi » co hoi, o hoc, o hai

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) OR (vu bach)))) ky nang o hoi. lieu va cau xuc van hanh ca cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (((vu sach) OR (vu bach)))) ky nang o hoi. lieu va cau xuc van hanh ca cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (((vu sach) OR (vu bach)))) ky nang o hoi. lieu va cau xuc van hanh ca cua te".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (((vu sach) OR (vu bach)))) ky nang o hoi. lieu va cau xuc van hanh ca cua te*.