Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat han du snippets" » "mat hang du snippets", "mat dan du snippets", "mau han du snippets", "mat han dau snippets", "mat van du snippets", "mat han tu 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 han du 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 han du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat han du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat han du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.