Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham ho cuu snippets" » "ham so cuu snippets", "tam ho cuu snippets", "nam ho cuu snippets", "ham ho chu snippets", "ham ho 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: (((("ham 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: (((("ham ho cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham ho cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham ho cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.