Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat gap cua snippets" » "dat ngap cua snippets", "dao gap cua snippets", "dat giao cua snippets", "dat tap cua snippets", "dat ap cua snippets", "dat lap cua 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 gap cua 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 gap cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat gap cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat gap cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.