Perhaps you should try some spelling variations:
problem compositional » problem computational, problem positional, problems computational
microprogram https » microprogramming https, microprogramming http
interphase method » inverse method, interval method, interface methods
interface method » interface methods, interval method, interactive method

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((interface method) OR (interphase method)) problem compositional microprogram https~".
• Adding a wildcard symbol may retrieve word variants: ((interface method) OR (interphase method)) problem compositional microprogram https*.