Perhaps you should try some spelling variations:
"coder coder weighting based program" » "coder cue weighting based program" (Expand search), "coder or weighting based program" (Expand search), "coder over weighning based program" (Expand search), "coder coder weightings based program" (Expand search), "coder coder weight based program" (Expand search), "coder coder weighting and program" (Expand search), "coder decoder weighting based program" (Expand search), "code code weighting based program" (Expand search), "decoder codec weighting based program" (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 weighting based program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder weighting based program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder weighting based program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder weighting based program") OR ("on python python python programming"))*.