Perhaps you should try some spelling variations:
"sensing applications using sio2 program" » "sensing applications and sio2 program" (Expand search), "sensing applications using 2 program" (Expand search), "sensing applications using 2012 program" (Expand search), "sensing applications using 2002 program" (Expand search), "sensing applications using tio2 program" (Expand search), "sensing applications using six program" (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: "((\"sensing applications using sio2 program\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( sensing applications using sio2 program ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("sensing applications using sio2 program") OR ("using python python python programming"))*.