Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co giao toc snippets" » "co gia toc snippets", "co giao duc snippets", "co cao toc snippets", "cho giao toc snippets", "so giao toc snippets", "bo giao toc 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: (((("co giao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co giao toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co giao toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co giao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.