Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghe nang he snippets" » "nghe nano he snippets", "nghe lang he snippets", "nghe nong he snippets", "nghe nang ho snippets", "nghe bang he snippets", "nghe 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: (((("nghe 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: (((("nghe nang he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghe nang he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghe nang he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.