Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat lam chat snippets" » "mat dam chat snippets", "mat luan chat snippets", "mat cao chat snippets", "dat lam chat snippets", "mat la chat snippets", "mat lai chat 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: (((("mat lam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat lam chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat lam chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat lam chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.