Perhaps you should try some spelling variations:
"coder coder control sample problem" » "coder coder control scale problem" (Expand search), "coder coder control salt problem" (Expand search), "coder coder control complex problem" (Expand search), "coder coder control same problems" (Expand search), "coder poder control sample problem" (Expand search), "coder encoder control sample problem" (Expand search), "coder poder controle sample problem" (Expand search), "coder decoder control sample problem" (Expand search), "code code control sample problem" (Expand search), "decoder codec control sample 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 control sample problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder control sample problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder control sample problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder control sample problem") OR ("api python python python programming"))*.