Perhaps you should try some spelling variations:
operating function » operations function, operation function, operative function
function program » functional program, functions programs, functional programs
basic microarray » based microarray, bac microarray, based microarrays
microarray cross » microarray probes, microarray chips, microarray post
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: operating function program basic microarray cross~.
• Adding a wildcard symbol may retrieve word variants: operating function program basic microarray cross*.