Perhaps you should try some spelling variations:
"coder coder recoding linear programming" » "coder coder removing linear programming" (Expand search), "coder coder encoding linear programming" (Expand search), "coder decoder recoding linear programming" (Expand search), "code code recoding linear programming" (Expand search), "decoder codec recoding linear programming" (Expand search)
"api an python python programming" » "api an pythons python programming" (Expand search), "api an piton python programming" (Expand search), "api an pitons python programming" (Expand search), "api and python python programming" (Expand search), "api in python python programming" (Expand search), "api on 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 recoding linear programming") OR ("api an python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder recoding linear programming\") OR (\"api an python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder recoding linear programming ) OR ( api an python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder recoding linear programming") OR ("api an python python programming"))*.