Perhaps you should try some spelling variations:
integrating function » integrating functions, integrating functional, integration functions
lectin microarray » lectin microarrays, protein microarray
function program » functional program, functions programs, functional programs
microarray https » microarrays https, microarray chips, microscopy https
program lectin » program section, program selection, program testing

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• Performing a fuzzy search may retrieve terms with similar spellings: integrating function program lectin microarray https~.
• Adding a wildcard symbol may retrieve word variants: integrating function program lectin microarray https*.