Perhaps you should try some spelling variations:
factor » factors, factores, factos, facto, ffactor
ffactor » ffactors, ffactores, bifactor, effector, ffactos, ffacto, factor, fffactor
autor » tutor
autores » tutores
actor » actors, actos, acto, factor
alto » also, alta
ffact » fact, fffact
act » fact

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "Liam Boyle ((((((((factor OR autor) OR ffactor) OR actor) OR alto) OR ffact) OR act) OR autores))~".
• Adding a wildcard symbol may retrieve word variants: Liam Boyle ((((((((factor OR autor) OR ffactor) OR actor) OR alto) OR ffact) OR act) OR autores))*.