Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc lac don snippets" » "thuc cach don snippets", "thuc khac don snippets", "thuc luan don snippets", "thuc la don snippets", "thuc cac don snippets", "thuc lac son 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: (((("thuc lac 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: (((("thuc lac don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc lac don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc lac don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.