Perhaps you should try some spelling variations:
"coder coder three formulation problem" » "coder coder three formation problem" (Expand search), "coder coder three simulation problem" (Expand search), "coder coder three formulation process" (Expand search), "coder coder three formulations problem" (Expand search), "coder coder the formulation problem" (Expand search), "coder coder free formulation problem" (Expand search), "coder decoder three formulation problem" (Expand search), "code code three formulation problem" (Expand search), "decoder codec three formulation problem" (Expand search), "coder under three formulation problem" (Expand search), "coder over three formulation problem" (Expand search), "coder model three formulation 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)

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