Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat lai dep snippets" » "dat lai dep snippets", "mat la dep snippets", "mat lam dep snippets", "mat cai dep snippets", "mat lai de 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 lai dep 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 lai dep snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat lai dep snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat lai dep snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.