Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu den di snippets" » "lieu dien di snippets", "lieu de di snippets", "bieu dien di snippets", "lieu den do snippets", "lieu ben di 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 den di 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 den di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu den di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu den di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.