Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
bach ky » bac ky
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
dinh di » dinh du, dinh vi, danh di
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu bach ky nang xa hoi. ((hieu ve) OR (hieu van)) cac ((tuc va) or (duc va)) dinh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach ky nang xa hoi. ((hieu ve) OR (hieu van)) cac ((tuc va) OR (duc va)) dinh di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu bach ky nang xa hoi. ((hieu ve) OR (hieu van)) cac ((tuc va) or (duc va)) dinh di cua te".
• Adding a wildcard symbol may retrieve word variants: vu bach ky nang xa hoi. ((hieu ve) OR (hieu van)) cac ((tuc va) or (duc va)) dinh di cua te*.