Perhaps you should try some spelling variations:
"coder coder program implementation barriers" » "coder coder project implementation barriers" (Expand search), "coder cooper program implementation barriers" (Expand search), "coder proder program implementation barriers" (Expand search), "coder closer program implementation barriers" (Expand search), "coder decoder program implementation barriers" (Expand search), "code code program implementation barriers" (Expand search), "decoder codec program implementation barriers" (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 program implementation barriers") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder program implementation barriers\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder program implementation barriers ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder program implementation barriers") OR ("api python python python programming"))*.