Potser podríeu intentar variants ortogràfiques:
communication relational » communication relating, communication international, communication relationships
relational based » relationally based, relation based, relations based
based extension » based extraction
array probing » arrays probing, assay probing, array profiling
array using » arrays using
arrays a » arrays _

Pot obtenir més resultats si ajusta la seva cerca.

• Si vols fer servir operadors booleans, han d'estar en majúscules: communication relational based extension ((((array using) OR (array probing))) OR (arrays a))~.
• Afegint truncament pot recuperar més registres: communication relational based extension ((((array using) or (array probing))) or (arrays a))*.