Perhaps you should try some spelling variations:
"coder relational model array problem" » "poder relacional model array problem" (Expand search), "over relational model array problem" (Expand search), "power relational model array problem" (Expand search), "coder educational model array problem" (Expand search), "coder relational model leray problem" (Expand search), "coder relational model parity problem" (Expand search), "coder relational model army problem" (Expand search), "coder relational model arya problem" (Expand search), "coder relational modeling array 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 relational model array problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder relational model array problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder relational model array problem") OR ("api python python python programming"))*.