Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc cac hoa snippets" » "tu cac hoa snippets", "tich cac hoa snippets", "tuc cac hoat snippets", "tuc cac khoa snippets", "tuc cau hoa 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: (((("tuc cac hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuc cac hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc cac hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc cac hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.