Perhaps you should try some spelling variations:
special respect » special aspects, special report, special request
special effect » special effects, spectral effects, social effects
respect model » aspect model, respective model, respect de
social exact » social effect, social et, social email
social etats » social ethics
effect model » effect models, effects model, effects models
etats model » etas model, rats model, beats model

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: (((( social exact model ) OR ( social etats model ))) OR ((( special effect model ) OR ( special respect model )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( social exact model ) or ( social etats model ))) or ((( special effect model ) OR ( special respect model ))))".
• Adding a wildcard symbol may retrieve word variants: (((( social exact model ) or ( social etats model ))) or ((( special effect model ) OR ( special respect model ))))*.