Perhaps you should try some spelling variations:
interface allocation » interfaces collocation, interface application, interface automation
structure microarray » structured microarray, structure microscopy, structure microforest
allocation problem » location problem
problem structure » problem structuring, program structure
microarray chips » microarray chip, microarrays chip, microarray cross

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• Performing a fuzzy search may retrieve terms with similar spellings: interface allocation problem structure microarray chips~.
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