Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets", "python using sat slippers"
"thuc tu sio2 snippets" » "thuoc tu sio2 snippets", "thuc te sio2 snippets", "thu tu sio2 snippets", "thuc tu sio2 slippers"

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: (((("thuc tu sio2 snippets") or ("python using sat snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc tu sio2 snippets") OR ("python using sat snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( thuc tu sio2 snippets ) or ( python using sat snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc tu sio2 snippets") or ("python using sat snippets"))) or ("locating bugs code snippets"))*.