Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc cong co snippets" » "duc cong co snippets", "toc cong co snippets", "tuc vong co snippets", "tuc dong co snippets", "tuc cong cu snippets", "tuc cong so 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 cong co 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 cong co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc cong co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc cong co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.