Perhaps you should try some spelling variations:
"coder coder perceptions of problem" » "coder coders perceptions of problem" (Expand search), "coder model perceptions of problem" (Expand search), "coder power perceptions of problem" (Expand search), "coder coder perception of problem" (Expand search), "coder decoder perceptions of problem" (Expand search), "code code perceptions of problem" (Expand search), "decoder codec perceptions of problem" (Expand search), "coder coder perceptions of problems" (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 coder perceptions of problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder perceptions of problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder perceptions of problem") OR ("api python python python programming"))*.