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