Perhaps you should try some spelling variations:
"coder allocation problem based program" » "coder location problem based program" (Expand search), "power allocation problem based program" (Expand search), "order allocation problem based program" (Expand search), "over allocation problem based 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 allocation problem based program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder allocation problem based program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder allocation problem based program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder allocation problem based program") OR ("using coding python python programming"))*.