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