Perhaps you should try some spelling variations:
"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)
"coder coder ir linear programming" » "coder decoder ir linear programming" (Expand search), "code code ir linear programming" (Expand search), "decoder codec ir linear programming" (Expand search), "coder coder or linear programming" (Expand search), "coder coder hair linear programming" (Expand search), "coder coder are linear programming" (Expand search), "coder code irc linear 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 ir linear programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder ir linear programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder ir linear programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder ir linear programming") OR ("api python python python programming"))*.