Perhaps you should try some spelling variations:
"coder string theory and programming" » "coder string theory _ programming" (Expand search), "coder string theory goal programming" (Expand search), "coder nursing theory and programming" (Expand search), "cordel string theory and programming" (Expand search), "closed string theory and programming" (Expand search), "modelo string theory and 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), "rpa python 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 string theory and programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder string theory and programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder string theory and programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder string theory and programming") OR ("api python python python programming"))*.