Perhaps you should try some spelling variations:
oncologia nacional » ontologia relacional, economia nacional, logia nacional
instituto tecnica » instituto tecnico, institucion tecnica, institutos tecnicos
tecnica realizada » tecnico realizada, electrica realizada, practica realizada
trama relacional » mirada relacional, diagrama relacional, teoria relacional
instituto trama » instituto para, instituto ramon, instituto tomas
oncologico » ecologico, deontologico

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: (( instituto ((oncologia nacional) OR (oncologico nacional)) ) OR ((( instituto tecnica realizada ) OR ( instituto trama relacional ))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( instituto ((oncologia nacional) OR (oncologico nacional)) ) or ((( instituto tecnica realizada ) or ( instituto trama relacional ))))~".
• Adding a wildcard symbol may retrieve word variants: (( instituto ((oncologia nacional) OR (oncologico nacional)) ) or ((( instituto tecnica realizada ) or ( instituto trama relacional ))))*.