Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai nhat con snippets" » "dang nhat con snippets", "moi nhat con snippets", "dai han con snippets", "dai nhan con snippets", "dai nhat co snippets", "dai nhap cong 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: (((("python using java snippets") or ("dai nhat con snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dai nhat con snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dai nhat con snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dai nhat con snippets"))) or ("locating bug code snippets"))*.