Perhaps you should try some spelling variations:
"coder coder implement the problems" » "coder con implement the problems" (Expand search), "coder model implemented the problems" (Expand search), "coder code implementado the problems" (Expand search), "coder coder implementing the problems" (Expand search), "coder coder implement the problem" (Expand search), "coder decoder implement the problems" (Expand search), "code code implement the problems" (Expand search), "decoder codec implement the problems" (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 implement the problems") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder implement the problems\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder implement the problems ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder implement the problems") OR ("on python python python programming"))*.