Perhaps you should try some spelling variations:
"coder coding using iris presentation" » "coder coding using brief presentation" (Expand search), "coder coding using cross presentation" (Expand search), "coder coding using artin presentation" (Expand search), "modern coding using iris presentation" (Expand search), "color coding using iris presentation" (Expand search), "odor coding using iris presentation" (Expand search), "coder modeling using iris presentation" (Expand search), "coder drying using iris presentation" (Expand search), "coder coding using iron presentation" (Expand search), "coder coding using ir presentation" (Expand search), "coder coding using icts presentation" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python 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 coding using iris presentation") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding using iris presentation\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding using iris presentation ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding using iris presentation") OR ("via python python python programming"))*.