Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hau den tre snippets" » "cau den tre snippets", "thau dien tre snippets", "thai den tre snippets", "hau ben tre snippets", "hau benh tre snippets", "hau dan tren 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: (((("hau den tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hau den tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hau den tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hau den tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.