Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang hoi ve snippets" » "dang khoi ve snippets", "dang hoai ve snippets", "dong hoi ve snippets", "dang hoi va snippets", "dang moi ve snippets", "dang noi ve 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 hoi 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 hoi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang hoi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang hoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.