Perhaps you should try some spelling variations:
"modeling computational using java programming" » "modelo computacional using java programming" (Expand search), "modelado computacional using java programming" (Expand search), "modelacion computacional using java programming" (Expand search), "modeling computation using java programming" (Expand search), "modeling computations using java programming" (Expand search), "modeling computacional usinas java programming" (Expand search), "modeling computational using and programming" (Expand search), "modeling computational using based programming" (Expand search), "modeling computational using goal programming" (Expand search)
"using in python python programming" » "using in pythons python programming" (Expand search), "using in piton python programming" (Expand search), "using in pitons python programming" (Expand search), "using _ 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: (("modeling computational using java programming") OR ("using in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"modeling computational using java programming\") OR (\"using in python python programming\"))*".
• Removing quotes may allow a broader search: (( modeling computational using java programming ) OR ( using in python python programming ))*.