Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"da nang di snippets" » "cam nang di snippets", "cao nang di snippets", "kha nang di snippets", "da nang du snippets", "da hang di snippets", "da nang ji 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: (((("da nang di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("da nang di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( da nang di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("da nang di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.