Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam tan long snippets" » "lam van long snippets", "lam ta long snippets", "lam tan cong snippets", "lam san long snippets", "lam tai long snippets", "nam tan long 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 tan long 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 tan long snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam tan long snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam tan long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.