Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap dao den snippets" » "lap dat den snippets", "lam dao den snippets", "lap da den snippets", "lap dao dan snippets", "lap dan den snippets", "lap day den 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: (((("lap dao den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap dao den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap dao den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap dao den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.