Perhaps you should try some spelling variations:
communication centred » communication centric, communication cultured, communication control
microarray profiling » microrna profiling
centred extension » central extension, central extensions, oriented extension
array probing » arrays probing, assay probing, array profiling

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• Performing a fuzzy search may retrieve terms with similar spellings: interpersonal communication centred extension ((array probing) or (microarray profiling))~.
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