Perhaps you should try some spelling variations:
"thuat vat code snippets" » "thuat va code snippets", "thuc vat code snippets", "thuat xay code snippets", "thuat rate code snippets", "thuat vat co snippets", "thuat vat de snippets", "thuat vat code 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"

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