Perhaps you should try some spelling variations:
"based computation cost coverage problem" » "based computational cost coverage problem" (Expand search), "based competition cost coverage problem" (Expand search), "based compilation cost coverage problem" (Expand search), "based computation co coverage problem" (Expand search), "based computation tests coverage problem" (Expand search), "based computation cost covering problem" (Expand search), "based computation cost covering problems" (Expand search), "based computation cost coverage from" (Expand search), "based computation root coverage problem" (Expand search), "based computation code coverage problem" (Expand search), "based computation test coverage 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation cost coverage problem\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( based computation cost coverage problem ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("based computation cost coverage problem") OR ("using coding python python programming"))*.