Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu viec » nhieu viec, sieu viet, hieu hien
va hang » van hang, va nang, va lang
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
xuc va » duc va, tuc va, luc va
va cua » va chua, via cua, ca cua

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 y ((nang xa) or (lang xa)) hoi. ((hieu viec) OR (hieu ve)) cac xuc va hang va cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((nang xa) OR (lang xa)) hoi. ((hieu viec) OR (hieu ve)) cac xuc va hang va cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((nang xa) or (lang xa)) hoi. ((hieu viec) OR (hieu ve)) cac xuc va hang va cua triet".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang xa) or (lang xa)) hoi. ((hieu viec) OR (hieu ve)) cac xuc va hang va cua triet*.