Perhaps you should try some spelling variations:
vital » vidal, vial, vilal
vitale » vidale, viale, vitales, vitae, vilale
vistae » vistas, viste, vistoe
vista » visto
variable » variables
viade » viadel, viader, viaje
viajer » viajero, viajera, viaje
vider » video, vide, lider
vita » via, vida, vila

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((vital or vitale) or (vistae or vista)) or variable) or (viade or (viajer or vider))) or vita).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((vital OR vitale) OR (vistae OR vista)) OR variable) OR (viade OR (viajer OR vider))) OR vita)..
• Adding a wildcard symbol may retrieve word variants: (((((vital or vitale) or (vistae or vista)) or variable) or (viade or (viajer or vider))) or vita).*.