Perhaps you should try some spelling variations:
"coder coder on propositional problem" » "coder coder non propositional problem" (Expand search), "coder coder of propositional problem" (Expand search), "coder coder and propositional problem" (Expand search), "coder decoder on propositional problem" (Expand search), "code code on propositional problem" (Expand search), "decoder codec on propositional problem" (Expand search), "coder code on propositional problem" (Expand search), "coder codes on propositional problem" (Expand search), "coder powder on propositional 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 on propositional problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder on propositional problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder on propositional problem") OR ("api python python python programming"))*.