Perhaps you should try some spelling variations:
"based compression in linear programing" » "band compression in linear programing" (Expand search), "based impression in linear programing" (Expand search), "heated compression in linear programing" (Expand search), "based compression in linear programming" (Expand search), "based compression in linear programmin" (Expand search), "based compression in linear program" (Expand search), "based compression and linear programing" (Expand search), "based compression of linear programing" (Expand search), "based compression _ linear programing" (Expand search), "based compression non linear programing" (Expand search), "based compression in line 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based compression in linear programing\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( based compression in linear programing ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("based compression in linear programing") OR ("using python python python programming"))*.