Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nao noi con snippets" » "nam noi con snippets", "dao noi con snippets", "nang noi con snippets", "nao noi cong snippets", "nao nuoi con snippets", "nao noi co 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: (((("nao noi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nao noi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nao noi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nao noi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.