Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nam bai lon snippets" » "nam tai lon snippets", "nam hai lon snippets", "ham bai lon snippets", "nam bai con snippets", "nam bay lon snippets", "nam lai lon 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: (((("nam bai lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nam bai lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nam bai lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nam bai lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.