Perhaps you should try some spelling variations:
thieu bien » thieu nien, tieu bieu, hien bien
cua triet » cua viet, su triet
va triet » va thiet, va trien, ve triet
hanh dai » hanh tai, hanh dao, vanh dai
bien cac » vien cac, dien cac, bien ca
sach ky » sac ky, sach y, sach ty
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
nang xa » lang xa, nang ma, mang xa
te sach » toc sach
xuc va » duc va, tuc va, luc va

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 ((nang xa) OR (nang x)) hoi. thieu bien cac xuc va hanh dai ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang xa) OR (nang x)) hoi. thieu bien cac xuc va hanh dai ((cua triet) OR (va triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((nang xa) OR (nang x)) hoi. thieu bien cac xuc va hanh dai ((cua triet) or (va triet))".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang xa) OR (nang x)) hoi. thieu bien cac xuc va hanh dai ((cua triet) or (va triet))*.