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