Perhaps you should try some spelling variations:
"advanced computation in string problem" » "advanced computations in string problem" (Expand search), "advanced computational in string problem" (Expand search), "advance computational in string problem" (Expand search), "advanced computation and string problem" (Expand search), "advanced computation of string problem" (Expand search), "advanced imputation in string problem" (Expand search), "advanced computation in sizing problem" (Expand search), "advanced computation in rostering problem" (Expand search), "advanced computation in sharing problems" (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: (("advanced computation in string problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced computation in string problem\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( advanced computation in string problem ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced computation in string problem") OR ("using coding python python programming"))*.