Perhaps you should try some spelling variations:
"gian doc sio2 snippets" » "gian dac sio2 snippets", "gian don sio2 snippets", "giam doc sio2 snippets", "gian sic sio2 snippets", "gian doc sio2 slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("gian doc sio2 snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian doc sio2 snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("gian doc sio2 snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.