Perhaps you should try some spelling variations:
"investigacion artistica del servicio" » "investigacion holistica del servicio", "investigacion turistica del servicio", "investigacion practica del servicio", "investigacion artisticas del servicio", "investigacion artistica de servicio", "investigacion artistica en servicio"
"investigacion creativa del servicio" » "investigacion formativa del servicio", "investigacion operativa del servicio", "investigacion narrativa del servicio", "investigacion creativa de servicio", "investigacion creativo del servicio", "investigacion creativos del servicio"
"investigacion objetivo de servicio" » "investigacion objetivo de servicios"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("investigacion objetivo de servicio") or ((("investigacion artistica del servicio") or ("investigacion creativa del servicio"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("investigacion objetivo de servicio") OR ((("investigacion artistica del servicio") OR ("investigacion creativa del servicio")))).
• Removing quotes may allow a broader search: (( investigacion objetivo de servicio ) or ((( investigacion artistica del servicio ) or ( investigacion creativa del servicio )))).
• Adding a wildcard symbol may retrieve word variants: (("investigacion objetivo de servicio") or ((("investigacion artistica del servicio") or ("investigacion creativa del servicio"))))*.