Perhaps you should try some spelling variations:
"coder coder variability functional programming" » "coder coder versatility functional programming" (Expand search), "coder coder variables functional programming" (Expand search), "coder coder culpability functional programming" (Expand search), "coder cover variability functional programming" (Expand search), "coder color variability functional programming" (Expand search), "coder under variability functional programming" (Expand search), "coder decoder variability functional programming" (Expand search), "code code variability functional programming" (Expand search), "decoder codec variability functional 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 coder variability functional programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder variability functional programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder variability functional programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder variability functional programming") OR ("api python python python programming"))*.