Perhaps you should try some spelling variations:
sach tham » sach nha
va triet » va trien, ve triet, cua triet
hanh lam » thanh lap, hanh kem, hanh va
chat xuc » chat huu, cam xuc, chao xu
su sach » so sach, vu sach
va hanh » van hanh, va thanh, va danh
ve chat » va chat, van chat
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
xuc va » duc va, tuc va, luc va
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach tham ((nang xa) OR (nang x)) hoi. hieu ve chat xuc va hanh lam ((va triet) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tham ((nang xa) OR (nang x)) hoi. hieu ve chat xuc va hanh lam ((va triet) OR (va thiet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tham ((nang xa) OR (nang x)) hoi. hieu ve chat xuc va hanh lam ((va triet) or (va thiet))".
• Adding a wildcard symbol may retrieve word variants: su sach tham ((nang xa) OR (nang x)) hoi. hieu ve chat xuc va hanh lam ((va triet) or (va thiet))*.