Perhaps you should try some spelling variations:
"coder coding _ dissertation coding" » "coder coding _ dissertations according" (Expand search), "coder coding _ dissertation writing" (Expand search), "coder coding _ dissertation in" (Expand search), "modern coding _ dissertation coding" (Expand search), "color coding _ dissertation coding" (Expand search), "odor coding _ dissertation coding" (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 coding _ dissertation coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding _ dissertation coding\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding _ dissertation coding ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding _ dissertation coding") OR ("api python python python programming"))*.