Perhaps you should try some spelling variations:
"coder calculation and coding problem" » "power calculation and coding problem" (Expand search), "model calculation and coding problem" (Expand search), "core calculation and coding problem" (Expand search), "coder calculations and coding problem" (Expand search), "coder calculation in coding problem" (Expand search), "coder calculation of coding problem" (Expand search), "coder calculation and coding problems" (Expand search), "coder calculation and coping problem" (Expand search), "coder calculation and loading problem" (Expand search), "coder calculation and cooling problem" (Expand search), "coder calculation and cooking 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder calculation and coding problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder calculation and coding problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder calculation and coding problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder calculation and coding problem") OR ("api python python python programming"))*.