Perhaps you should try some spelling variations:
"coder coder controller posed problems" » "coder mode controller posed problems" (Expand search), "coder order controller posed problems" (Expand search), "coder power controller posed problems" (Expand search), "coder coder controller based problems" (Expand search), "coder coder controller composed problems" (Expand search), "coder coder controllers based problems" (Expand search), "coder coder controller old problems" (Expand search), "coder coder controller coupled problems" (Expand search), "coder decoder controller posed problems" (Expand search), "code code controller posed problems" (Expand search), "decoder codec controller posed 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.

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