Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac can ton snippets" » "tac van ton snippets", "tac quan ton snippets", "tac vang ton snippets", "tac han tong snippets", "tac van toan snippets", "tac hang ton 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: (((("tac can ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac can ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac can ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac can ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.