Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach ly » sach y, sach ty, sach hay
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sach lo » sach dao, sach doi, sach hoi
luc va » duc va, loc va
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((sach ly) OR (sach lo)) nang xa hoi. hieu va cam ((luc va) or (tuc va)) hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach ly) OR (sach lo)) nang xa hoi. hieu va cam ((luc va) OR (tuc va)) hanh vi cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((sach ly) OR (sach lo)) nang xa hoi. hieu va cam ((luc va) or (tuc va)) hanh vi cua triet*".