Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat ca chep snippets" » "mat cau thep snippets", "mat cua thep snippets", "mat cua chep snippets", "mat can chep snippets", "mat ma chep 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 ca chep 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 ca chep snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat ca chep snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat ca chep snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.