Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat cac chu snippets" » "sat cac chu snippets", "ma cac chu snippets", "mat can chu snippets", "mat cac thu snippets", "mat cac che snippets", "mat cac khu 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 cac chu 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 cac chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat cac chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat cac chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.