Perhaps you should try some spelling variations:
"teaching cooperation sparse coding programming" » "teaching cooperative sparse coding programming" (Expand search), "teaching conservation sparse coding programming" (Expand search), "teaching operations sparse coding programming" (Expand search), "teaching cooperation space coding programming" (Expand search), "teaching cooperation shared coding programming" (Expand search), "teaching computation sparse coding programming" (Expand search), "teaching cooperation sparse solving programming" (Expand search), "teaching cooperation sparse cone programming" (Expand search), "teaching cooperation sparse conic programming" (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: (("teaching cooperation sparse coding programming") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching cooperation sparse coding programming\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( teaching cooperation sparse coding programming ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("teaching cooperation sparse coding programming") OR ("using coding python python programming"))*.