Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"diu dan he snippets" » "diu dao he snippets", "dieu danh he snippets", "dien dan he snippets", "diu dan ve snippets", "diu dan de snippets", "diu dan ke 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: (((("diu dan he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("diu dan he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( diu dan he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("diu dan he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.