Perhaps you should try some spelling variations:
interactions interference » interaction inference, interactions interface, interaction reference
structuring microarray » structure microarray, structured microarray, clustering microarray
interference problems » interface problems, interference from, interference double
problems structuring » problem structuring, problems restructuring, problem restructuring
microarray https » microarrays https, microarray chips, microscopy https

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• Performing a fuzzy search may retrieve terms with similar spellings: interactions interference problems structuring microarray https~.
• Adding a wildcard symbol may retrieve word variants: interactions interference problems structuring microarray https*.