Perhaps you should try some spelling variations:
"mat cau code snippets" » "mat cau cong snippets", "mat cau de snippets", "mat cfd code snippets", "mau cau code snippets", "dat cau code snippets", "mat can code snippets", "mat cau code slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 cau code snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat cau code snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat cau code snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat cau code snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.