Perhaps you should try some spelling variations:
"coder robust microprocessor based program" » "coder multi microprocessor based program" (Expand search), "coder risc microprocessors based program" (Expand search), "coder bit microprocessors based program" (Expand search), "mode robust microprocessor based program" (Expand search), "model robust microprocessor based program" (Expand search), "models robust microprocessor based program" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search)

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: "((\"coder robust microprocessor based program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder robust microprocessor based program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder robust microprocessor based program") OR ("api python python python programming"))*.