Perhaps you should try some spelling variations:
"coder coder _ variables problem" » "coder coder _ variables problems" (Expand search), "coder coder _ variable problem" (Expand search), "coder coder _ variance problem" (Expand search), "coder decoder _ variables problem" (Expand search), "code code _ variables problem" (Expand search), "decoder codec _ variables problem" (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 _ variables problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ variables problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ variables problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ variables problem") OR ("api python python python programming"))*.