Perhaps you should try some spelling variations:
"boosted regression in coverage problem" » "boosted regression in covering problem" (Expand search), "boosted regression in covering problems" (Expand search), "boosted regression in coverage from" (Expand search), "boosted regression and coverage problem" (Expand search), "boosted regression _ 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("boosted regression in coverage problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"boosted regression in coverage problem\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( boosted regression in coverage problem ) OR ( using coding python python programming ))*.