Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc ban da snippets" » "luoc can da snippets", "quoc ban da snippets", "buoc ban da snippets", "luoc ban dan snippets", "luoc ban dau snippets", "luoc ban dac 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: (((("luoc ban da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc ban da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc ban da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc ban da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.