Perhaps you should try some spelling variations:
ve triet » va trien, su triet
sach ky » sac ky, sach ty, sach kem
dan sai » danh sai, doan sai, dan tai
nam xuc » cam xuc, nam xua, nam thuc
cua tuc » cua duc, cua tu, cua thuoc
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
va nam » van nam, ha nam, va nay

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

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