Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach xu » sach xa, cach xu, mach xu
dinh te » kinh te, dich te, dinh ve
va dinh » van dinh, va kinh, va tinh
va cham » va chat, va tham
te sach » toc sach
lang xa » lang ha, dang xay, lang van
xu lang » cu lang, tu lang, xu dang
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
te cua » tue cua, le cua, de cua
va cam » va cac, va cao, va cai

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