Perhaps you should try some spelling variations:
thuat san » thuat toan, thuat song, thuat lanh
hieu van » hieu va, thien van, lieu va
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
cao duc » dao duc, cao suc, giao duc
va lang » va nang, hoa lang
lang va » lang van, hang va, lang ha
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
va cua » va chua, via cua, ca cua
san y » dan y, san _

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat san y nang xa hoi. ((hieu ve) OR (hieu van)) cao duc va lang va cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat san y nang xa hoi. ((hieu ve) OR (hieu van)) cao duc va lang va cua tre".
• Adding a wildcard symbol may retrieve word variants: thuat san y nang xa hoi. ((hieu ve) OR (hieu van)) cao duc va lang va cua tre*.