Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh lap » phan lap, thanh hai, thanh van
hieu van » hieu va, thien van, lieu va
cac xuc » cam xuc, cac nuoc, chat xuc
tu sach » thu sach, su sach, te sach
nang xa » lang xa, nang ma, mang xa
sach ty » sach y, sach tu, sach thu
van cac » van hac, van cau, van bac
xuc va » duc va, tuc va, luc va

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 ty ((nang xa) or (nang x)) hoi. hieu van cac xuc va ((thanh lap) or (thanh san)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ((nang xa) OR (nang x)) hoi. hieu van cac xuc va ((thanh lap) OR (thanh san)) cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ((nang xa) or (nang x)) hoi. hieu van cac xuc va ((thanh lap) or (thanh san)) cua triet*.