Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu ve ke snippets" » "lieu va ke snippets", "hieu ve ke snippets", "lieu de ke snippets", "lieu ve ky snippets", "lieu ve ki 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: (((("lieu ve ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu ve ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu ve ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu ve ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.