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