Perhaps you should try some spelling variations:
"using matlab code variables problem" » "using matlab code variables problems" (Expand search), "using matlab code variable problem" (Expand search), "using matlab code variance problem" (Expand search), "using matlab con variables problem" (Expand search), "using matlab some variables problem" (Expand search), "using matlab co variables problem" (Expand search), "using atlas code variables problem" (Expand search), "using maldi code variables problem" (Expand search), "in matlab code variables problem" (Expand search), "using matlab guide variables problem" (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 matlab code variables problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using matlab code variables problem\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( using matlab code variables problem ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using matlab code variables problem") OR ("using coding python python programming"))*.