Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat van can snippets" » "hoat van can snippets", "ha van can snippets", "hai van can snippets", "hat van canh snippets", "hat van ban snippets", "hat ban can 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: (((("python using java snippets") or ("hat van can snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hat van can snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hat van can snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hat van can snippets"))) or ("locating bug code snippets"))*.