Perhaps you should try some spelling variations:
holmes slave » holmes late, holmes oliver, holmes elaine
slave robots » slave robot, space robots, snake robots
atti world » anti world, gatt world
robots two » robot two, robotics two, robots ten
ai world » i world, ii world, vi world

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: "2018 ((atti world) OR (ai world)) holmes slave robots two".
• Adding a wildcard symbol may retrieve word variants: 2018 ((atti world) OR (ai world)) holmes slave robots two*.