Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat dien he snippets" » "vat dien he snippets", "chat dien he snippets", "doan dien he snippets", "dat vien he snippets", "dat dien hoa snippets", "dat trien he 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: (((("dat dien 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: (((("dat dien he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat dien he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat dien he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.