Perhaps you should try some spelling variations:
problem compositional » problem computational, problem positional, problems computational
microprogramming http » microprogramming https, microprogramming _, microprogramming aug
programs functional » programming functional, proteins functional, processes functional
functional problem » functional problems, function problem, functional probes
microprogram https » microprogramming https

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

• Performing a fuzzy search may retrieve terms with similar spellings: programs functional problem compositional ((microprogram https) or (microprogramming http))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: programs functional problem compositional ((microprogram https) OR (microprogramming http)).
• Adding a wildcard symbol may retrieve word variants: programs functional problem compositional ((microprogram https) or (microprogramming http))*.