Perhaps you should try some spelling variations:
"and computational coder allocation problem" » "and computational code allocation problem" (Expand search), "and computational codes allocation problem" (Expand search), "and computational model allocation problem" (Expand search), "and computational coder location problem" (Expand search), "_ computational coder allocation problem" (Expand search), "and computational power allocation problem" (Expand search), "and computational order allocation problem" (Expand search), "and computational over allocation problem" (Expand search)
"using peg python python programming" » "using peg pythons python programming" (Expand search), "using peg piton python programming" (Expand search), "using peg pitons python programming" (Expand search), "using pcr python python programming" (Expand search), "using p python python programming" (Expand search), "using pb 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: (("and computational coder allocation problem") OR ("using peg python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computational coder allocation problem\") OR (\"using peg python python programming\"))".
• Removing quotes may allow a broader search: (( and computational coder allocation problem ) OR ( using peg python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computational coder allocation problem") OR ("using peg python python programming"))*.