Perhaps you should try some spelling variations:
"coder precoder sampling algorithms parameters" » "coder precoder sampling algorithm parameters" (Expand search), "coder precoder sampling algorithmic parametric" (Expand search), "coder precoder sampling algorithms pattern" (Expand search), "coder precoder mapping algorithms parameters" (Expand search), "coder precoder coupling algorithms parameters" (Expand search), "coder order sampling algorithms parameters" (Expand search), "coder decoder sampling algorithms parameters" (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 precoder sampling algorithms parameters") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder sampling algorithms parameters\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder sampling algorithms parameters ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder sampling algorithms parameters") OR ("on python python python programming"))*.