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