Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang he can snippets" » "nang ho can snippets", "bang he can snippets", "nang nghe can snippets", "nang he dan snippets", "nang he van snippets", "nang he 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: (((("nang he can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang he can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang he can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang he can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.