Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sieu va do snippets" » "sieu van do snippets", "lieu va do snippets", "hieu va do snippets", "sieu va dao snippets", "sieu va doc snippets", "sieu va co 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: (((("sieu va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sieu va do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sieu va do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sieu va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.