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