Perhaps you should try some spelling variations:
"coder sampling time precoder program" » "coder sampling time proder program" (Expand search), "coder sampling time recovery program" (Expand search), "coder sampling time precoce programa" (Expand search), "under sampling time precoder program" (Expand search), "core sampling time precoder program" (Expand search), "over sampling time precoder program" (Expand search), "coder sampling in precoder program" (Expand search), "coder sampling bias precoder program" (Expand search), "coder sampling mimo precoder program" (Expand search), "coder sampling time decoder program" (Expand search), "coder sampling time precise 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 sampling time precoder program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder sampling time precoder program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder sampling time precoder program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder sampling time precoder program") OR ("on python python python programming"))*.