Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
cua triet » cua viet, su triet, va triet
va nang » van nang, da nang, cam nang
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
sach va » sach xa, sach ha, sach dao
hanh di » hanh de, danh di, xanh di
hang di » hang doi, hang vi, hang dien
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: thuat sach va nang x hoi. hieu qua cac xuc va ((((hanh di) OR (hanh vi))) or (hang di)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach va nang x hoi. hieu qua cac xuc va ((((hanh di) OR (hanh vi))) OR (hang di)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach va nang x hoi. hieu qua cac xuc va ((((hanh di) OR (hanh vi))) or (hang di)) cua triet".
• Adding a wildcard symbol may retrieve word variants: thuat sach va nang x hoi. hieu qua cac xuc va ((((hanh di) OR (hanh vi))) or (hang di)) cua triet*.