Perhaps you should try some spelling variations:
"coder precoder fft based programming" » "coder precoder fft and programming" (Expand search), "coder precoder fft based program" (Expand search), "coder precoder fft cone programming" (Expand search), "coder decoder fft based programming" (Expand search), "coder precoder _ based programming" (Expand search), "coder precoder hp based programming" (Expand search), "coder precoder dft based programming" (Expand search), "coder precoder fet based programming" (Expand search), "coder precoder fat based programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python 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 precoder fft based programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder fft based programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder fft based programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder fft based programming") OR ("api python python python programming"))*.