Perhaps you should try some spelling variations:
chau phu » chau phi, chau au, chau tho
va triet » va thiet, va trien, cua triet
ve triet » va trien, su triet
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ke » hieu kem, chieu ke, hieu ky
ke chau » ke cau, ky chau, ke chiu
la hanh » va hanh, lu hanh, ly hanh
phu la » phu ly

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang xa hoi. hieu ke chau phu la hanh vi ((va triet) OR (ve triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang xa hoi. hieu ke chau phu la hanh vi ((va triet) OR (ve triet))".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xa hoi. hieu ke chau phu la hanh vi ((va triet) OR (ve triet))*.