Perhaps you should try some spelling variations:
"coder allocation in folding problem" » "power allocation in folding problem" (Expand search), "order allocation in folding problem" (Expand search), "over allocation in folding problem" (Expand search), "coder allocation in loading problem" (Expand search), "coder allocation in solving problem" (Expand search), "coder allocation in routing problem" (Expand search), "coder allocation of folding problem" (Expand search), "coder allocation in holding problem" (Expand search), "coder allocation on folding problem" (Expand search), "coder allocation skin folding problem" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder allocation in folding problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder allocation in folding problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder allocation in folding problem") OR ("api python python python programming"))*.