Potser podríeu intentar variants ortogràfiques:
communications applications » communication applications, telecommunications applications, telecommunication applications
applications basic » applications based, applications business
basic dimensions » based dimension, pacific dimensions, design dimensions
rake angles » rake angle, large angles, grain angles
array ang » arrays ang, array along, array range
arrays a » arrays _

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• Si vols fer servir operadors booleans, han d'estar en majúscules: communications applications basic dimensions ((((array ang) OR (rake angles))) OR (arrays a))~.
• Afegint truncament pot recuperar més registres: communications applications basic dimensions ((((array ang) or (rake angles))) or (arrays a))*.