Perhaps you should try some spelling variations:
"coder coder mathematical based program" » "coder coder mathematical bases program" (Expand search), "coder coder mathematically based program" (Expand search), "coder coder mathematics based program" (Expand search), "coder modern mathematical based program" (Expand search), "coder model mathematical based program" (Expand search), "coder order mathematical based program" (Expand search), "coder decoder mathematical based program" (Expand search), "code code mathematical based program" (Expand search), "decoder codec mathematical based program" (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 coder mathematical based program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder mathematical based program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder mathematical based program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder mathematical based program") OR ("api python python python programming"))*.