Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan ba ho snippets" » "phan bo ho snippets", "phan dau ho snippets", "phan lap ho snippets", "phan bac ho snippets", "phan ba hoa snippets", "phan bao 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 ba 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 ba ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan ba ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan ba ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.