Perhaps you should try some spelling variations:
"using computation using xrd program" » "using computational using xrd program" (Expand search), "using imputation using xrd program" (Expand search), "using compilation using xrd program" (Expand search), "using computations using xrd program" (Expand search), "using computation in xrd program" (Expand search), "using composition using xrd program" (Expand search), "using computation using and program" (Expand search), "using computation using aid program" (Expand search), "using computation using phd program" (Expand search), "using computation using x program" (Expand search), "using computation using xml program" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking 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: (("using computation using xrd program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computation using xrd program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( using computation using xrd program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computation using xrd program") OR ("using coding python python programming"))*.