Perhaps you should try some spelling variations:
variable » variables
vitalle » vitale, vistalle, vialle, vidalle
evitable » inevitable, equitable, revisable, evistable, eviable, evidable
evitables » inevitables, equitables, revisables, estables, citables, evistables, eviables, evidables
vita » vista, via, vida
vital » vistal, vial, vidal
vistal » vista, nistal, visbal
vistas » revistas

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((variable or (vitalle or (evitable OR evitables))) or ((vita or vital) or (vistal or vistas))).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((variable OR (vitalle OR (evitable OR evitables))) OR ((vita OR vital) OR (vistal OR vistas)))..
• The words AND, OR and NOT may confuse the search; try adding quotes: "((variable or (vitalle or (evitable OR evitables))) or ((vita or vital) or (vistal or vistas))).".
• Adding a wildcard symbol may retrieve word variants: ((variable or (vitalle or (evitable OR evitables))) or ((vita or vital) or (vistal or vistas))).*.