Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan bia ho snippets" » "phan ba ho snippets", "phan giai ho snippets", "phan bien ho snippets", "phan bia hoi snippets", "phan bia ha snippets", "phan bin ho 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: (((("phan bia ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan bia ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan bia ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan bia ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.