Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sac benh cho snippets" » "cac benh cho snippets", "soc benh cho snippets", "san benh cho snippets", "sac benh kho snippets", "sac benh co snippets", "sac benh chua 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: (((("sac benh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sac benh cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sac benh cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sac benh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.