Perhaps you should try some spelling variations:
function formulation » fraction formulation, junction formation, functions permutation
formulation program » simulation program, population program, formulation problem
program microarray » proteome microarray, from microarray, protein microarray
program program » programs program, programming program
microarray chip » microarray cgh, microarrays case, microarrays cell

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• Performing a fuzzy search may retrieve terms with similar spellings: function formulation program program microarray chip~.
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