Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
thuc gia » thuc giai, thuc dia, tuc gia
thanh vi » hanh vi, thanh va, thanh ve
thue gia » phu gia
cua tre » cua te, cuu tre, cua triet
sach ly » sach y, sach lo, sach ty
so sach » so sanh, bo sach, co sach
va cach » va cac
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ly lang » ly hang, ly vang, le lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ly lang xa hoi. hieu va cach ((thuc gia) or (thue gia)) thanh vi ((cua tre) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ly lang xa hoi. hieu va cach ((thuc gia) OR (thue gia)) thanh vi ((cua tre) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: so sach ly lang xa hoi. hieu va cach ((thuc gia) or (thue gia)) thanh vi ((cua tre) or (su triet))*.