Perhaps you should try some spelling variations:
"coder coding modulo integer programming" » "coder coding modulo linear programming" (Expand search), "coder coding models integer programming" (Expand search), "coder coding modulo integrado programming" (Expand search), "coder coding model integer programming" (Expand search), "coder encoding module integer programming" (Expand search), "coder coding mode integer programming" (Expand search), "modern coding modulo integer programming" (Expand search), "color coding modulo integer programming" (Expand search), "odor coding modulo integer 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 coding modulo integer programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding modulo integer programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding modulo integer programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding modulo integer programming") OR ("on python python python programming"))*.