Perhaps you should try some spelling variations:
"coder code coding theory problem" » "coder code coding theory problems" (Expand search), "coder code coding the problem" (Expand search), "coder code coding theory program" (Expand search), "coder code string theory problem" (Expand search), "coder code cloning theory problem" (Expand search), "coder code codigo theory problem" (Expand search), "coder code according theory problem" (Expand search), "code code coding theory problem" (Expand search), "modern code coding theory problem" (Expand search), "color code coding theory 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 code coding theory problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code coding theory problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code coding theory problem") OR ("api python python python programming"))*.