Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan su ho snippets" » "phan suc ho snippets", "phan tu ho snippets", "nhan su ho snippets", "phan su hoa snippets", "phan su hoc snippets", "phan su pho 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 su 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 su ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan su ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan su ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.