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