Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nam ho cuu snippets" » "nam hoi cuu snippets", "nam cho cuu snippets", "nam hon cuu snippets", "nam ho chu snippets", "nam ho cua snippets", "nam so cuu 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: (((("nam ho cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nam ho cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nam ho cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nam ho cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.