Perhaps you should try some spelling variations:
tu cach » tu cac
va danh » va dinh, va dan, va hanh
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
te sach » toc sach
nang o » nang co, nang ho, nang ro
xuc va » duc va, tuc va, luc va
hu cua » vu cua
tu cua » vu cua
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: ((tu cach) or (te sach)) ky nang o hoi. hieu va cac xuc va danh ((hu cua) OR (tu cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) ky nang o hoi. hieu va cac xuc va danh ((hu cua) OR (tu cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (te sach)) ky nang o hoi. hieu va cac xuc va danh ((hu cua) OR (tu cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (te sach)) ky nang o hoi. hieu va cac xuc va danh ((hu cua) OR (tu cua)) tre*.