Perhaps you should try some spelling variations:
"coder coder on source problems" » "coder coder on some problems" (Expand search), "coder coder on solve problems" (Expand search), "coder decoder on source problems" (Expand search), "code code on source problems" (Expand search), "decoder codec on source problems" (Expand search), "coder coder on sources problems" (Expand search), "coder coder ion source problems" (Expand search), "coder coder in source problems" (Expand search), "coder code on source problems" (Expand search), "coder codes on source problems" (Expand search), "coder powder on source 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 on source problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder on source problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder on source problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder on source problems") OR ("api python python python programming"))*.