Perhaps you should try some spelling variations:
visual regime » visual regions, tidal regime
signal regime » legal regime, tidal regime
ict world » iot world, gift world, mixt world
int world » iot world, joint world, print world

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

• If you are trying to use Boolean operators, they must be ALL CAPS: 2008 ((ict world) OR (int world)) 2 primary ((((visual regime) OR (signal regime))) OR (fiscal regime)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "2008 ((ict world) OR (int world)) 2 primary ((((visual regime) or (signal regime))) or (fiscal regime))".
• Adding a wildcard symbol may retrieve word variants: 2008 ((ict world) OR (int world)) 2 primary ((((visual regime) or (signal regime))) or (fiscal regime))*.