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