Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc thuc du snippets" » "luc thu du snippets", "thuc thuc du snippets", "luan thuc du snippets", "luc truc du snippets", "luc thuc su snippets", "luc thuc tu 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: (((("luc thuc du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc thuc du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc thuc du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc thuc du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.