Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"marc le tang snippets" » "mac le tang snippets", "marc l tang snippets", "marc levy tang snippets", "marc le quang snippets", "marc le trung snippets", "marc le thanh snippets", "marc le tang slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("marc le tang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("marc le tang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( marc le tang snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("marc le tang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.