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