Perhaps you should try some spelling variations:
"using computations using sample errors" » "using computational using sample errors" (Expand search), "using computacional using sample errors" (Expand search), "using imputation using sample errors" (Expand search), "using computation using sample errors" (Expand search), "using populations using sample errors" (Expand search), "using computations in sample errors" (Expand search), "using computations using sampling errors" (Expand search), "using computations using sample effort" (Expand search), "using computations using samples errors" (Expand search), "using computations using simple errors" (Expand search), "using computations using simplex 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: (("using computations using sample errors") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computations using sample errors\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( using computations using sample errors ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computations using sample errors") OR ("using coding python python programming"))*.