Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoan cua cua snippets" » "hoa cua cua snippets", "toan cua cua snippets", "han cua cua snippets", "hoan cua chua snippets", "hoan ca cua snippets", "hoan qua cua 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: (((("hoan cua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoan cua cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoan cua cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoan cua cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.