Perhaps you should try some spelling variations:
"coder solution using modtran program" » "coder solution using fortran program" (Expand search), "coder solution using fortran programs" (Expand search), "code solution using modtran program" (Expand search), "copper solution using modtran program" (Expand search), "powder solution using modtran program" (Expand search), "coder solution using modern program" (Expand search), "coder solution using moderate program" (Expand search), "coder solution using modal 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: (("coder solution using modtran program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder solution using modtran program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder solution using modtran program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder solution using modtran program") OR ("using coding python python programming"))*.