Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"soc benh tre snippets" » "so benh tre snippets", "hoc benh tre snippets", "suc ben tre snippets", "soc ben tre snippets", "soc benh theo snippets", "soc benh tai 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: (((("soc benh tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("soc benh tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( soc benh tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("soc benh tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.