Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu cho son snippets" » "khuan cho son snippets", "khoe cho son snippets", "khu khoa son snippets", "khu cho lon snippets", "khu cao son snippets", "khu cho san 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: (((("khu cho son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu cho son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu cho son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu cho son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.