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