Perhaps you should try some spelling variations:
"coder active sampling from problem" » "coder passive sampling from problem" (Expand search), "coder active sampling error problem" (Expand search), "coder active samples from problem" (Expand search), "coder active sample from problem" (Expand search), "copper active sampling from problem" (Expand search), "power active sampling from problem" (Expand search), "under active sampling from problem" (Expand search), "coder active sampling from protium" (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 active sampling from problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder active sampling from problem\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder active sampling from problem ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder active sampling from problem") OR ("using coding python python programming"))*.