Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khuan do he snippets" » "khuan doi he snippets", "chuan do he snippets", "khuan co he snippets", "khuan do ke snippets", "khuan do le snippets", "khuan do ve 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: (((("khuan do 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: (((("khuan do he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khuan do he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khuan do he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.