Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan dao don snippets" » "lanh dao don snippets", "van dao don snippets", "lan dau don snippets", "lan dao dong snippets", "lan dao dan snippets", "lan dao do 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: (((("lan dao don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan dao don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan dao don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan dao don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.