Perhaps you should try some spelling variations:
"coder coder _ sequences encoding" » "coder coder _ sequence coding" (Expand search), "coder coder _ sequences teaching" (Expand search), "coder decoder _ sequences encoding" (Expand search), "code code _ sequences encoding" (Expand search), "decoder codec _ sequences encoding" (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 coder _ sequences encoding") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ sequences encoding\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ sequences encoding ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ sequences encoding") OR ("via python python python programming"))*.