Perhaps you should try some spelling variations:
"based computation using ray errors" » "based computational using ray errors" (Expand search), "based competition using ray errors" (Expand search), "based compilation using ray errors" (Expand search), "based computations using ray errors" (Expand search), "based computation in ray errors" (Expand search), "based composition using ray errors" (Expand search), "based computation using an errors" (Expand search), "based computation using by errors" (Expand search), "based computation using raw errors" (Expand search), "based computation using spray errors" (Expand search), "based computation using real errors" (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: (("based computation using ray errors") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation using ray errors\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( based computation using ray errors ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computation using ray errors") OR ("using coding python python programming"))*.