Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao va do snippets" » "dao van do snippets", "tao va do snippets", "do va do snippets", "dao va dao snippets", "dao va doc snippets", "dao 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: (((("dao 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: (((("dao va do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao va do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao va do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.