Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tham soc » tham nuoc, thai son, ham so
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va
va hanh » van hanh, va thanh, va danh
vi cua » vai cua, di cua

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 xa hoi. ((hieu va) or (hieu qua)) ((tham soc) or (cham soc)) va hanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang xa hoi. ((hieu va) OR (hieu qua)) ((tham soc) OR (cham soc)) va hanh vi cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky lang xa hoi. ((hieu va) or (hieu qua)) ((tham soc) or (cham soc)) va hanh vi cua triet*.