Perhaps you should try some spelling variations:
nang doc » nang luc
van hanh » van thanh, ban hanh, van anh
tu cach » tu cac
cach tu » cach thuc
tu nang » tru nang, tu nong, tu nano
doc hoc » duoc hoc, toc hoc, duc hoc
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
cua can » cua ban, cua dan, cua cay
cua chu » sua chua

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 tu nang doc hoc. lieu va cac xuc van hanh vi ((((cua can) OR (cua cac))) or (cua chu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach tu nang doc hoc. lieu va cac xuc van hanh vi ((((cua can) OR (cua cac))) OR (cua chu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach tu nang doc hoc. lieu va cac xuc van hanh vi ((((cua can) OR (cua cac))) or (cua chu))*".