Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phai gia toc snippets" » "phi gia toc snippets", "phap gia toc snippets", "pha gia toc snippets", "phai gia tac snippets", "phai gia thuc snippets"
"locating bug code snippets" » "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: (((("phai gia toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phai gia toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phai gia toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phai gia toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.