Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
ve triet » va trien, su triet
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
soc van » hoc van, oc van, sac van
hanh de » hanh ve, hanh kem
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang xa hoi. lieu va cham soc van hanh de ((cua triet) or (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang xa hoi. lieu va cham soc van hanh de ((cua triet) OR (ve triet)).
• Adding a wildcard symbol may retrieve word variants: tu san ky nang xa hoi. lieu va cham soc van hanh de ((cua triet) or (ve triet))*.