Perhaps you should try some spelling variations:
developing programming » development programming, developing programmable, developing programs
functionals microarray » functional microarray, function microarrays, functional microrna
developing programmed » developing programs, development programmes, development programme
microarray chips » microarray chip, microarrays chip, microarray cross

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• Performing a fuzzy search may retrieve terms with similar spellings: programme ((developing programming) OR (developing programmed)) functionals microarray chips~.
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