Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"thi tu 15 snippets" » "thi thu 15 snippets", "thi cu 15 snippets", "thi thuy 15 snippets", "thi tu 1 snippets", "thi eu 15 snippets", "thi tu 05 snippets", "thi tu 15 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: (((("thi tu 15 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tu 15 snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( thi tu 15 snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tu 15 snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.