Perhaps you should try some spelling variations:
"coder _ decoding algorithm programming" » "coder _ decoding algorithms programming" (Expand search), "coder _ decoding algorithm processing" (Expand search), "coder _ learning algorithm programming" (Expand search), "coder _ testing algorithm programming" (Expand search), "coder _ decision algorithm programming" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ decoding algorithm programming\") OR (\"on python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder _ decoding algorithm programming ) OR ( on python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder _ decoding algorithm programming") OR ("on python python python programming"))*.