Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
hieu van » thien van, lieu va, hieu ve
hoi cua » hoi chuc
va hanh » van hanh, va thanh, va danh
tu sach » thu sach, su sach, te sach
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach y, sach 2
xuc va » duc va, tuc va, luc va
di cua » dai cua, doi cua, de cua
v nang » va nang, vu nang, van nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach v nang xa hoi. ((hieu van) OR (hieu va)) cham xuc va hanh ((di cua) or (hoi cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach v nang xa hoi. ((hieu van) OR (hieu va)) cham xuc va hanh ((di cua) OR (hoi cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach v nang xa hoi. ((hieu van) OR (hieu va)) cham xuc va hanh ((di cua) or (hoi cua)) triet".
• Adding a wildcard symbol may retrieve word variants: tu sach v nang xa hoi. ((hieu van) OR (hieu va)) cham xuc va hanh ((di cua) or (hoi cua)) triet*.