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 bound linear programming" » "coder coder bounded linear programming" (Expand search), "coder coder blend linear programming" (Expand search), "coder coder and linear programming" (Expand search), "coder decoder bound linear programming" (Expand search), "code code bound linear programming" (Expand search), "decoder codec bound linear programming" (Expand search), "coder codes bounds linear programming" (Expand search), "coder lower bound linear programming" (Expand search), "coder code bounds 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 bound linear programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder bound linear programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder bound linear programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder bound linear programming") OR ("api python python python programming"))*.