Perhaps you should try some spelling variations:
"coder modeling database _ programming" » "coder medline database _ programming" (Expand search), "coder model database _ programming" (Expand search), "coder underlying database _ programming" (Expand search), "cover modeling database _ programming" (Expand search), "cover modelling database _ programming" (Expand search), "order modeling database _ programming" (Expand search)
"api pitons python python programming" » "api pitons pythons python programming" (Expand search), "api pitons piton python programming" (Expand search), "api pitons pytm python programming" (Expand search), "api citons python python programming" (Expand search), "api pitoni python python programming" (Expand search), "api pitoes 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 modeling database _ programming") OR ("api pitons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder modeling database _ programming\") OR (\"api pitons python python programming\"))*".
• Removing quotes may allow a broader search: (( coder modeling database _ programming ) OR ( api pitons python python programming ))*.