Perhaps you should try some spelling variations:
sociologia relacional » tecnologia relacionada, psicologia relacion, sociologia laboral
ontologia relacional » autonomia relacional, teoria relacional
instituto oncologia » instituto oncologico, institucion oncologica, instituto tecnologico
instituto oncol » instituto con, instituto oncologico, instituto manjon

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((instituto oncologia) or (instituto oncol)) nacional ) or ( instituto ((ontologia relacional) OR (sociologia relacional)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((instituto oncologia) OR (instituto oncol)) nacional ) OR ( instituto ((ontologia relacional) OR (sociologia relacional)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((instituto oncologia) or (instituto oncol)) nacional ) or ( instituto ((ontologia relacional) OR (sociologia relacional)) ))".
• Adding a wildcard symbol may retrieve word variants: (( ((instituto oncologia) or (instituto oncol)) nacional ) or ( instituto ((ontologia relacional) OR (sociologia relacional)) ))*.