Perhaps you should try some spelling variations:
"coder coder shaping linear programming" » "coder coder solving linear programming" (Expand search), "coder coder typing linear programming" (Expand search), "coder coder hashing linear programming" (Expand search), "coder code sharing linear programming" (Expand search), "coder under shading linear programming" (Expand search), "coder body shaping linear programming" (Expand search), "coder decoder shaping linear programming" (Expand search), "code code shaping linear programming" (Expand search), "decoder codec shaping linear programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 shaping linear programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder shaping linear programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder shaping linear programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder shaping linear programming") OR ("on python python python programming"))*.