Perhaps you should try some spelling variations:
structured microarray » structure microarray, directed microarray
programmes structured » programs structured, programming structured, program structure
controls programmes » control programmes, control programme, control programmed
microarray https » microarrays https, microarray chips, microscopy https
interventions » intervention, interactions

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: interventions controls programmes structured microarray https~.
• Adding a wildcard symbol may retrieve word variants: interventions controls programmes structured microarray https*.