Perhaps you should try some spelling variations:
hieu quan » lieu quan, thien quan, lien quan
danh sai » dung sai, danh bat, danh dau
lang van » dang van, tang van, hoang van
ve triet » va trien, su triet
te sach » toc sach
ky lang » ky nang, ky dang, ky tang
van hoi » van hoa, van hoc, van hoe
sach ky » sac ky, sach y, sach ty
va danh » va dinh, va dan, va hanh
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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 ky lang van hoi. ((hieu quan) or (hieu qua)) cam xuc va danh sai ((ve triet) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang van hoi. ((hieu quan) OR (hieu qua)) cam xuc va danh sai ((ve triet) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: te sach ky lang van hoi. ((hieu quan) or (hieu qua)) cam xuc va danh sai ((ve triet) or (cua tu))*.