Perhaps you should try some spelling variations:
"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)
"coder coder limit matlab programa" » "coder coder gmt matlab programa" (Expand search), "coder decoder limit matlab programa" (Expand search), "code code limit matlab programa" (Expand search), "decoder codec limit matlab programa" (Expand search), "coder colder limits matlab programa" (Expand search), "coder lower limit matlab programa" (Expand search), "coder order limit matlab programa" (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 limit matlab programa") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder limit matlab programa\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder limit matlab programa ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder limit matlab programa") OR ("api python python python programming"))*.