Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu khoi noi snippets" » "thu hoi noi snippets", "thu phoi noi snippets", "nhu khoi noi snippets", "thu khoa noi snippets", "thu khi noi snippets", "thu khop noi 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: (((("thu khoi noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu khoi noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu khoi noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu khoi noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.