Perhaps you should try some spelling variations:
"coder coder and maximum problem" » "coder coder and minimum problem" (Expand search), "coder decoder and maximum problem" (Expand search), "code code and maximum problem" (Expand search), "decoder codec and maximum problem" (Expand search), "coder code and maximum problem" (Expand search), "coder codes and maximum problem" (Expand search), "coder poder and maximum 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and maximum problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder and maximum problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder and maximum problem") OR ("api python python python programming"))*.