Perhaps you should try some spelling variations:
"coder coder controller perceptions of" » "coder coder controllers perceptions of" (Expand search), "coder coder controller perception of" (Expand search), "coder coder control perceptions of" (Expand search), "coder mode controller perceptions of" (Expand search), "coder order controller perceptions of" (Expand search), "coder power controller perceptions of" (Expand search), "coder decoder controller perceptions of" (Expand search), "code code controller perceptions of" (Expand search), "decoder codec controller perceptions of" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder controller perceptions of") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder controller perceptions of\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder controller perceptions of ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder controller perceptions of") OR ("api python python python programming"))*.