Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran tai bon snippets" » "trang tai bon snippets", "tran thi bon snippets", "toan tai bon snippets", "tran tai ban snippets", "tran tai cong snippets", "tran tai benh 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: (((("tran tai bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran tai bon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran tai bon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran tai bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.