Perhaps you should try some spelling variations:
dinh cuu » dinh chi
hieu van » hieu va, thien van, lieu va
van chat » cao chat
chat soc » cham soc, chat hoc, chat doc
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
nang xa » nang x, lang xa, nang ma
san ky » sang ky, van ky, dan ky
vi cuu » vi luu, vinh cuu
te san » te ban, ke san, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky nang xa hoi. hieu van chat soc ((va hanh) OR (va danh)) ((vi cuu) or (dinh cuu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky nang xa hoi. hieu van chat soc ((va hanh) OR (va danh)) ((vi cuu) OR (dinh cuu)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te san ky nang xa hoi. hieu van chat soc ((va hanh) OR (va danh)) ((vi cuu) or (dinh cuu)) tre".
• Adding a wildcard symbol may retrieve word variants: te san ky nang xa hoi. hieu van chat soc ((va hanh) OR (va danh)) ((vi cuu) or (dinh cuu)) tre*.