Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen lam den snippets" » "den lam den snippets", "men lam den snippets", "nong lam den snippets", "nen lam dien snippets", "nen lam nen snippets", "nen lam dep 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: (((("nen lam 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: (((("nen lam den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen lam den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen lam den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.