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