Perhaps you should try some spelling variations:
desarrollo regional » desarrollo profesional
"Desarrollo regional en turismo." » "Desarrollo regional de turismo.", "Desarrollo regional del turismo.", "Desarrollo regional y turismo."
"Desarrollo regional el turismo." » "Desarrollo regional del turismo.", "Desarrollo regional de turismo.", "Desarrollo regional y turismo."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("Desarrollo regional en turismo.") OR ("Desarrollo regional el turismo."))~.
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• Adding a wildcard symbol may retrieve word variants: (("Desarrollo regional en turismo.") OR ("Desarrollo regional el turismo."))*.