Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang noi ve snippets" » "nang noi ve snippets", "dang khoi ve snippets", "dang ngoc ve snippets", "dang moi ve snippets", "dang noi va 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: (((("dang noi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang noi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang noi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang noi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.