Perhaps you should try some spelling variations:
"coder _ sampling algorithm binary" » "coder _ mapping algorithm binary" (Expand search), "coder _ matching algorithm binary" (Expand search), "coder _ mapping algorithms binary" (Expand search), "coder _ sampling algorithm in" (Expand search), "coder _ sampling algorithm by" (Expand search), "coder _ sampling algorithm image" (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 _ sampling algorithm binary") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ sampling algorithm binary\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ sampling algorithm binary ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ sampling algorithm binary") OR ("on python python python programming"))*.