Perhaps you should try some spelling variations:
"based expression in integer programing" » "based expression in integer programming" (Expand search), "based expression in internet programming" (Expand search), "based expression in linear programing" (Expand search), "and expression in integer programing" (Expand search), "based regression in integer programing" (Expand search), "fixed expressions in integer programing" (Expand search), "based expression an integer programing" (Expand search), "based expression and integer programing" (Expand search), "based expression in inter programing" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python 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: (("based expression in integer programing") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based expression in integer programing\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( based expression in integer programing ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based expression in integer programing") OR ("using python python python programming"))*.