Perhaps you should try some spelling variations:
"coder coder precoding _ programming" » "coder coherent precoding _ programming" (Expand search), "coder linear precoding _ programming" (Expand search), "coder decoder precoding _ programming" (Expand search), "code code precoding _ programming" (Expand search), "decoder codec precoding _ programming" (Expand search)
"iii on python python programming" » "iii on pythons python programming" (Expand search), "iii on piton python programming" (Expand search), "iii on pitons python programming" (Expand search), "iii in python python programming" (Expand search), "iii of python python programming" (Expand search), "iii _ 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 precoding _ programming") OR ("iii on python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder precoding _ programming\") OR (\"iii on python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder precoding _ programming ) OR ( iii on python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder precoding _ programming") OR ("iii on python python programming"))*.