Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
va triet » va thiet, va trien, ve triet
te sach » toc sach
van lam » van nam
lam xuc » cam xuc, lam duoc
va kinh » va tinh, qua kinh
kinh tu » kinh te, tinh tu, dinh tu
xuc va » duc va, tuc va, luc va
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((tu nano) OR (truc nano)) x hoi. hieu van lam xuc va kinh tu va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((tu nano) OR (truc nano)) x hoi. hieu van lam xuc va kinh tu va triet".
• Adding a wildcard symbol may retrieve word variants: te sach ((tu nano) OR (truc nano)) x hoi. hieu van lam xuc va kinh tu va triet*.