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