Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam dao do snippets" » "lam dau do snippets", "nam dao do snippets", "lam bao do snippets", "lam dao o snippets", "lam dao ho snippets", "lam dao dong 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 dao do 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 dao do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam dao do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam dao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.