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