Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam di rong snippets" » "lam di dong snippets", "lam di vong snippets", "lam doi trong snippets", "lam gi rong snippets", "lay di rong snippets", "nam di rong 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: (((("lam di rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lam di rong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam di rong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam di rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.