Perhaps you should try some spelling variations:
recursive programs » recursive programming
programs program » programming program
basic microarray » based microarray, bac microarray, based microarrays
microarray https » microarrays https, microarray chips, microscopy https
program basic » program based, programs based, programming basic

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

• Performing a fuzzy search may retrieve terms with similar spellings: recursive programs program basic microarray https~.
• Adding a wildcard symbol may retrieve word variants: recursive programs program basic microarray https*.